| Field | Row 1 | Row 2 |
|---|---|---|
| adsh | 0001040971-25-000022 | 0001040971-25-000019 |
| cik | 1040971 | 1040971 |
| name | SL GREEN REALTY CORP | SL GREEN REALTY CORP |
| sic | 6798 | 6798 |
| countryba | US | US |
| stprba | NY | NY |
| cityba | NEW YORK | NEW YORK |
| zipba | 10017 | 10017 |
| bas1 | ONE VANDERBILT AVENUE | ONE VANDERBILT AVENUE |
| bas2 | ||
| baph | 2125942700 | 2125942700 |
| countryma | US | US |
| stprma | NY | NY |
| cityma | NEW YORK | NEW YORK |
| zipma | 10017 | 10017 |
| mas1 | ONE VANDERBILT AVENUE | ONE VANDERBILT AVENUE |
| mas2 | ||
| countryinc | US | US |
| stprinc | MD | MD |
| ein | 133956775 | 133956775 |
| former | SL GREEN OPERATING PARTNERSHIP, L.P. | SL GREEN OPERATING PARTNERSHIP, L.P. |
| changed | 20100526 | 20100526 |
| afs | 1-LAF | 1-LAF |
| wksi | 0 | 1 |
| fye | 1231 | 1231 |
| form | 10-Q | 10-K/A |
| period | 20250331 | 20241231 |
| fy | 2025 | 2024 |
| fp | Q1 | FY |
| filed | 20250501 | 20250417 |
| accepted | 2025-05-01 09:23:00.0 | 2025-04-17 16:58:00.0 |
| prevrpt | 0 | 0 |
| detail | 1 | 1 |
| instance | slg-20250331_htm.xml | slg-20241231_htm.xml |
| nciks | 2 | 2 |
| aciks | 1492869 | 1492869 |
| Field Name | Field Description |
|---|---|
| adsh | Accession Number. The 20-character string formed from the 18-digit number assigned by the SEC to each EDGAR submission. |
| cik | Central Index Key (CIK). Ten digit number assigned by the SEC to each registrant that submits filings. |
| name | Name of registrant. This corresponds to the name of the legal entity as recorded in EDGAR as of the filing date. |
| sic | Standard Industrial Classification (SIC). Four digit code assigned by the SEC as of the filing date, indicating the registrant’s type of business. |
| countryba | The ISO 3166-1 country of the registrant's business address. |
| stprba | The state or province of the registrant’s business address, if field countryba is US or CA. |
| cityba | The city of the registrant's business address. |
| zipba | The zip code of the registrant’s business address. |
| bas1 | The first line of the street of the registrant’s business address. |
| bas2 | The second line of the street of the registrant’s business address. |
| baph | The phone number of the registrant’s business address. |
| countryma | The ISO 3166-1 country of the registrant's mailing address. |
| stprma | The state or province of the registrant’s mailing address, if field countryma is US or CA. |
| cityma | The city of the registrant's mailing address. |
| zipma | The zip code of the registrant’s mailing address. |
| mas1 | The first line of the street of the registrant’s mailing address. |
| mas2 | The second line of the street of the registrant’s mailing address. |
| countryinc | The ISO 3166-1 country of incorporation for the registrant. |
| stprinc | The state or province of incorporation for the registrant, if countryinc is US or CA. |
| ein | Employee Identification Number, 9 digit identification number assigned by the Internal Revenue Service to business entities operating in the United States. |
| former | Most recent former name of the registrant, if any. |
| changed | Date of change from the former name, if any. |
| afs | Filer status with the SEC at the time of submission: 1-LAF=Large Accelerated, 2-ACC=Accelerated, 3-SRA=Smaller Reporting Accelerated, 4-NON=Non-Accelerated, 5-SML=Smaller Reporting Filer, NULL=not assigned. |
| wksi | Well Known Seasoned Issuer (WKSI). An issuer that meets specific SEC requirements at some point during a 60-day period preceding the date the issuer satisfies its obligation to update its shelf registration statement. |
| fye | Fiscal Year End Date, rounded to nearest month-end. |
| form | The submission type of the registrant’s filing. |
| period | Balance Sheet Date, rounded to nearest month-end. |
| fy | Fiscal Year Focus (as defined in the EDGAR XBRL Guide Ch. 3.1.8). |
| fp | Fiscal Period Focus (as defined in the EDGAR XBRL Guide Ch. 3.1.8) within Fiscal Year. |
| filed | The date of the registrant’s filing with the Commission. |
| accepted | The acceptance date and time of the registrant’s filing with the Commission. |
| prevrpt | Previous Report – TRUE indicates that the submission information was subsequently amended. |
| detail | TRUE indicates that the XBRL submission contains quantitative disclosures within the footnotes and schedules at the required detail level (e.g., each amount). |
| instance | The name of the submitted XBRL Instance Document. The name often begins with the company ticker symbol. |
| nciks | Number of Central Index Keys (CIK) of registrants (i.e., business units) included in the consolidating entity’s submitted filing. |
| aciks | Additional CIKs of co-registrants included in a consolidating entity’s EDGAR submission, separated by spaces. If there are no other co-registrants (i.e., nciks=1), the value of aciks is NULL. For a very small number of filers, the entire list of co-registrants is too long to fit in the field. Where this is the case, users should refer to the complete submission file for all CIK information. |
| adsh | ddate | tag | value | uom | qtrs | version | segments | coreg | footnote |
|---|---|---|---|---|---|---|---|---|---|
| 0001040971-25-000019 | 20241231 | Deferred Rent Receivables Net | 266428000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Accounts And Notes Receivable Net | 33270000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Accounts And Notes Receivable Net | 44055000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Accounts Payable And Accrued Liabilities Current And Noncurrent | 153164000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Amortization Of Financing Costs | 21289000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Assets | 9531181000.0000 | USD | 0 | us-gaap/2024 | (1) The Company's consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs"). See Note 2. The consolidated balance sheets include the following amounts related to our consolidated VIEs, excluding the Operating Partnership: $236.7 million and $41.2 million of land, $159.1 million and $40.5 million of building and improvements, $ million and $ million of building and leasehold improvements, $ million and $ million of right of use assets, $4.1 million and | ||
| 0001040971-25-000019 | 20241231 | Assets | 10470099000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Building Leasehold Improvements Gross | 1354569000.0000 | USD | 0 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Business Combination Acquisition Related Costs | 401000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Cash Acquired From Acquisition | 0.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Cash And Cash Equivalents At Carrying Value | 221823000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | -48535000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Common Stock Dividends Per Share Declared | 0.2500 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Comprehensive Income Net Of Tax | -626896000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | -633424000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Consolidation Of Joint Venture Interest | 6656000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Consolidation Of Securitization Vehicle Assets | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Consolidation Of Securitization Vehicle Assets | 600521000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Contract With Customer Liability | 2600000.0000 | USD | 0 | us-gaap/2024 | Revenue From Contract With Customer Liability Type Axis= Unused And Unexpired Tickets; | ||
| 0001040971-25-000019 | 20241231 | Deconsolidation Of Subsidiary Mortgage | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Deconsolidation Real Estate Investments | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Deferred Compensation Plan And Stock Award Shares | 455000.0000 | shares | 4 | 0001040971-25-000019 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20241231 | Depreciable Real Estate Reserves Effecton Earnings | -104071000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Depreciation Depletion And Amortization | 214062000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Discount Of Structured Finance Investments | 1618000.0000 | USD | 0 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Distributions Preferred Units | 14950000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20221231 | Dividends Common Stock | 235395000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Dividends Payable Current And Noncurrent | 20280000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Dividends Preferred Stock | 14950000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Dividends Preferred Stock | 14950000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20221231 | Earnings Per Share Diluted | -1.4900 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Equity Method Investment Realized Gain Loss On Disposal | -13368000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Equity Method Investment Realized Gain Loss On Disposal | 11700000.0000 | USD | 4 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= Spring Street115; Schedule Of Equity Method Investment Equity Method Investee Name= Private Investors; | ||
| 0001040971-25-000019 | 20231231 | Equity Method Investments | 2983313000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 190652000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Extinguishment Of Debt In Connection With Property Dispositions | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Gains Losses On Extinguishment Of Debt | 233704000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Gains Losses On Sales Of Investment Real Estate | 3025000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | General And Limited Partners Capital Account | 3546906000.0000 | USD | 0 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Income Loss From Equity Method Investments | -57958000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Income Loss From Equity Method Investments | -76509000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Income Loss From Equity Method Investments | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Income Loss From Equity Method Investments | -179695000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Increase Decrease In Accrued Liabilities And Other | 11974000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Deferred Liabilities | 18332000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Increase Decrease In Deferred Liabilities | -4799000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Due From Related Parties Current | -6666000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Operating Lease Liability | 1111000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Interest Paid Net | 169519000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Interest Paid Net | 229119000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Investment Building And Building Improvements | 3862224000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Investment Income Interest And Dividend | 81113000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Land | 1092671000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Land | 236700000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20231231 | Limited Partners Capital Account | 238051000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Line Of Credit | 316240000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Measurement Adjustment For Redeemable Noncontrolling Interest | -15486000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20221231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 4699000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 2777000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 11053000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 11053000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20241231 | Minority Interest Decrease From Redemptions | 5086000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 346745000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 50000000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due December2025; | ||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 48323000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due January2026; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 303726000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 136720000.0000 | USD | 0 | us-gaap/2024 | Investment Type= Fixed Rate; Mortgage Loans On Real Estate Loan Type= Preferred Equity; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 53500000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Portfolio= Alternative Strategy Portfolio; | ||
| 0001040971-25-000019 | 20231231 | Purchase Price Fair Value Adjustment Gain Loss | -17260000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 136720000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Preferred Equity February2027; | ||
| 0001040971-25-000019 | 20221231 | Net Cash Provided By Used In Financing Activities | -654823000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Net Cash Provided By Used In Financing Activities | -449383000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Net Cash Provided By Used In Investing Activities | 171345000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Net Cash Provided By Used In Operating Activities | 229503000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Net Income Loss Attributable To Noncontrolling Interest | -34778000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Non Cash Lease Expense | 22403000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | 7255000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Nonredeemable Noncontrolling Interest | 118651000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Operating Costs And Expenses | 174063000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Cost | 24423000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Lease Income | 683335000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Operating Lease Lease Income | 605999000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Liability | 827692000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Liability | 810989000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | -1440000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | 318000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Other Comprehensive Income Loss Net Of Tax | 102189000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | -32127000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000019 | 20221231 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | 5827000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Other Liabilities | 414153000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Other Liabilities | 324800000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20231231 | Other Receivables | 12168000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Other Receivables | 7666000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Other Affiliates; | ||
| 0001040971-25-000019 | 20241231 | Partners Capital | 3951300000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Partners Capital Account Distributions | 207694000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Partners Capital Account Distributions | 196979000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Partners Capital Account Distributions | 196979000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20211231 | Partners Capital Account Units | 64105000.0000 | shares | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20211231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 221932000.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Consolidated Entities= Subsidiaries; Equity Components= Preferred Stock; | ||
| 0001040971-25-000019 | 20241231 | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 23050000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Payments For Proceeds From Other Investments | -1432000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Payments For Repurchase Of Redeemable Preferred Stock | 11700000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Payments Of Dividends | 230931000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Payments To Acquire Commercial Real Estate | 0.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Payments To Acquire Commercial Real Estate | 0.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Payments To Acquire Marketable Securities | 0.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Payments To Minority Shareholders | 7289000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Proceeds From Issuance Of Secured Debt | 381980000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Proceeds From Issuance Of Secured Debt | 4450000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Proceeds From Other Obligation Related To Secured Borrowing | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Proceeds From Sale And Maturity Of Marketable Securities | 15626000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Proceeds From Stock Options Exercised | 52308000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Profit Loss | -76303000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Profit Loss | 55980000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Profit Loss | -6334000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Profit Loss Less Preferred Distributions | -78074000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20241231 | Profit Loss Less Preferred Distributions | 21082000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Profit Loss Less Preferred Distributions | 22010000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20241231 | Purchase Price Fair Value Adjustment Gain Loss | 88966000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Real Estate Investment Property Net | 17561406000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20221231 | Real Estate Tax Expense | 138228000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Real Estate Tax Expense | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Real Estate Tax Expense | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Removalof Fully Depreciated Real Estate Assets | 30359000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Repayments Of Secured Debt | 25826000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Restricted Cash And Cash Equivalents | 180781000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Restricted Cash And Cash Equivalents | 113696000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Secured Debt | 50000000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20241231 | Secured Debt | 12234261000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Security Deposit Liability | 49906000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Segment Operator Expense | 101211000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Segment Operator Tax Expenses | 0.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Selling General And Administrative Expense | 85187000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Senior Notes | 1146010000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Servicing Asset At Fair Value Amount | 0.0000 | USD | 0 | us-gaap/2024 | Financial Instrument= Real Estate Loans Held By Consolidated Securitization Vehicles; | ||
| 0001040971-25-000019 | 20231231 | Servicing Liability | 0.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Servicing Liability | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20241231 | Servicing Liability At Fair Value Amount | 567487000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Shares Outstanding | 71097000.0000 | shares | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 1117000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Net Unrealized Investment Gain Loss; | ||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 975781000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -126160000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Treasury Stock Common; | ||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -1791000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Net Unrealized Investment Gain Loss; | ||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 17477000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000019 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -1266000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Net Unrealized Investment Gain Loss; | ||
| 0001040971-25-000019 | 20241231 | Stock Issued During Period Shares Conversion Of Units | 124000.0000 | shares | 4 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20241231 | Stock Issued During Period Shares Dividend Reinvestment Plan | 729000.0000 | shares | 4 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20241231 | Stock Issued During Period Shares New Issues | 728352.0000 | shares | 4 | us-gaap/2024 | Class Of Stock= Dividend Reinvestment And Stock Purchase Plan; | ||
| 0001040971-25-000019 | 20241231 | Stock Issued During Period Value Dividend Reinvestment Plan | 7000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20241231 | Straight Line Rent | 1535000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Temporary Equity Liquidation Preference Per Share | 1000.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series F Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Issued | 563954.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series K Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Outstanding | 60.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series F Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Total Costs And Expenses Including Nonoperating Income Expense | 990296000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Transfer Of Investments | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Treasury Stock Common Value | 128655000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Treasury Stock Common Value | 0.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Treasury Stock Shares Acquired | 1971000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20221231 | Treasury Stock Value Acquired Cost Method | 20000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20241231 | Accounts And Notes Receivable Net | 44055000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Accounts And Notes Receivable Net | 621748000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Accounts And Notes Receivable Net | 48074000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Accounts And Notes Receivable Net | 652409000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20241231 | Accumulated Other Comprehensive Income Loss Net Of Tax | 18196000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Accumulated Other Comprehensive Income Loss Net Of Tax | -4842000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Acquisition Of Subsidiary Interest From Noncontrolling Interest | 5674000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Operating Costs And Expenses | 56062000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Assets | 11410623000.0000 | USD | 0 | us-gaap/2024 | (1) The Company's consolidated balance sheets include assets and liabilities of consolidated variable interest entities ("VIEs"). See Note 2. The consolidated balance sheets include the following amounts related to our consolidated VIEs, excluding the Operating Partnership: $236.7 million and $236.7 million of land, $165.0 million and $159.1 million of building and improvements, $ million and $ million of building and leasehold improvements, $ million and $ million of right of use assets, $6.5 million a | ||
| 0001040971-25-000022 | 20240331 | Cash And Cash Equivalents At Carrying Value | 196035000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Cash And Cash Equivalents At Carrying Value | 184294000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Commitments And Contingencies | USD | 0 | us-gaap/2024 | ||||
| 0001040971-25-000022 | 20250331 | Commitments And Contingencies | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | |||
| 0001040971-25-000022 | 20250331 | Common Stock Dividends Per Share Declared | 0.7730 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Common Stock Par Or Stated Value Per Share | 0.0100 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Comprehensive Income Net Of Tax | 42357000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | -46202000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Consolidation Of A Subsidiary | 6678000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Consolidation Of Mortgage Loan Payable | 0.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Contract With Customer Liability | 164887000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Contribution To Consolidated Joint Venture Interest | 0.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Contribution To Consolidated Joint Venture Interest | 51000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Debt Instrument Fair Value | 0.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level1; | ||
| 0001040971-25-000022 | 20240331 | Deferred Compensation Plan And Stock Award Net | 4601000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20250331 | Deferred Compensation Plan And Stock Award Net | -1000.0000 | USD | 1 | 0001040971-25-000022 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20250331 | Deferred Compensation Plan And Stock Award Shares | 86000.0000 | shares | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20250331 | Deferred Compensation Plan And Stock Award Shares | 86000.0000 | shares | 1 | 0001040971-25-000022 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20250331 | Depreciable Real Estate Reserves Effecton Earnings | -8546000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Depreciation And Amortization | 121305000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Depreciation Depletion And Amortization | 50123000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Distributions To Noncontrolling Interests Other Partnerships | 221000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Equity Method Investment Dividends Or Distributions | 68000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | 13520000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Debt Investments In Mortgage Loans; | ||
| 0001040971-25-000022 | 20250331 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest Net Of Adjustments | 13520000.0000 | USD | 0 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | 25039000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | -25039000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Income Loss From Equity Method Investments | 4918000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Increase Decrease In Accounts Receivable | 3174000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Increase Decrease In Deferred Leasing Fees | 4469000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Increase Decrease In Deferred Liabilities | 3017000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Interest And Fee Income Loans Commercial And Residential Real Estate | 15981000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Land | 1357041000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Liabilities And Stockholders Equity | 10470099000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Limited Partners Capital Account | 288941000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Measurement Adjustment For Redeemable Noncontrolling Interest | -12940000.0000 | USD | 1 | 0001040971-25-000022 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000022 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 167006000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Debt Investments In Mortgage Loans; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 50000000.0000 | USD | 0 | us-gaap/2024 | Investment Type= Fixed Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Debt; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 129389000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 9268000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due July2025; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 138954000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Preferred Equity February2027; | ||
| 0001040971-25-000022 | 20250331 | Net Cash Provided By Used In Financing Activities | 174953000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Net Cash Provided By Used In Operating Activities | -24677000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Net Cash Provided By Used In Operating Activities | 6710000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Operating Costs And Expenses | 3000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Related Party Transactions By Related Party= Related Party; | ||
| 0001040971-25-000022 | 20250331 | Operating Costs And Expenses | 68015000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Operating Lease Cost | 6405000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Operating Lease Cost | 6106000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Operating Lease Cost | 0.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Operating Lease Cost | 900000.0000 | USD | 1 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= One Vanderbilt; | ||
| 0001040971-25-000022 | 20241231 | Operating Lease Liability | 1008085000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20241231 | Operating Lease Right Of Use Asset | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20241231 | Other Assets | 610911000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Other Assets | 1739549000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Other Assets | 620547000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | 1082000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | 695000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | 22674000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000022 | 20250331 | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | -23038000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000022 | 20241231 | Other Liabilities | 414153000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Other Receivables | 19199000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20241231 | Other Receivables | 7666000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Other Affiliates; | ||
| 0001040971-25-000022 | 20250331 | Other Receivables | 1888000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Other Affiliates; | ||
| 0001040971-25-000022 | 20240331 | Partners Capital Account Distributions | 48356000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Partners Capital Account Distributions | 48356000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20231231 | Partners Capital Account Units | 64726000.0000 | shares | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20231231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 221932000.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Consolidated Entities= Subsidiaries; Equity Components= Preferred Stock; | ||
| 0001040971-25-000022 | 20231231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 17477000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000022 | 20241231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 221932000.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Consolidated Entities= Subsidiaries; Equity Components= Preferred Stock; | ||
| 0001040971-25-000022 | 20240331 | Payments Of Dividends | 54142000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Payments To Acquire Equity Method Investments | 23830000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Payments To Acquire Loans Receivable | 49296000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Preferred Stock Value | 221932000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Proceeds From Noncontrolling Interests In Other Partnerships | 0.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Proceeds From Real Estate And Real Estate Joint Ventures | 93520000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Proceeds From Sale And Maturity Of Marketable Securities | 10973000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Proceeds From Stock Options Exercised | 77000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Profit Loss | 18389000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Profit Loss | -30395000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Real Estate Investment Property Accumulated Depreciation | 6500000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20241231 | Real Estate Investment Property Net | 4481660000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Real Estate Tax Expense | 31606000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Real Estate Tax Expense | 31606000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Real Estate Tax Expense | 37217000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Real Estate Tax Expense | 71504000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Repayments Of Unsecured Debt | 40000000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Restricted Cash And Cash Equivalents | 156895000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Revenues | 32095000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Revenues | 22534000.0000 | USD | 1 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20241231 | Secured Debt | 12234261000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Secured Debt | 367400000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20241231 | Security Deposit Liability | 60331000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Security Deposit Liability | 62210000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Segment Operator Expense | 21858000.0000 | USD | 1 | 0001040971-25-000022 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20241231 | Senior Notes | 1146010000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Senior Notes | 100000000.0000 | USD | 0 | us-gaap/2024 | Debt Instrument= Senior Unsecured Note Due December172025; Longterm Debt Type= Senior Unsecured Notes; | ||
| 0001040971-25-000022 | 20250331 | Servicing Asset At Fair Value Amount | 1599291000.0000 | USD | 0 | us-gaap/2024 | Financial Instrument= Real Estate Loans Held By Consolidated Securitization Vehicles; | ||
| 0001040971-25-000022 | 20241231 | Servicing Liability | 590131000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Servicing Liability At Fair Value Amount | 567487000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Servicing Liability At Fair Value Amount | 423203000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level3; | ||
| 0001040971-25-000022 | 20250331 | Share Repurchases Or Redemption Payable | 0.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Shares Outstanding | 64806000.0000 | shares | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20250331 | Stockholders Equity | 3836457000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 17477000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000022 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 660000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20240331 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 660000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20250331 | Stock Issued During Period Value New Issues | -871000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Straight Line Rent | -3586000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Temporary Equity Shares Issued | 378634.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series L Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Total Costs And Expenses Including Nonoperating Income Expense | 204807000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Weighted Average Limited Partnership Units Outstanding | 74527000.0000 | shares | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Depreciation And Amortization | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Accounts And Notes Receivable Net | 44055000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Additional Paid In Capital | 3826452000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Amortization Of Financing Costs | 7817000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Amortization Of Financing Costs | 6619000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Assets | 9531181000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Building Leasehold Improvements Gross | 1388476000.0000 | USD | 0 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Business Combination Acquisition Related Costs | 409000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Cash And Cash Equivalents At Carrying Value | 221823000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Cash And Cash Equivalents At Carrying Value | 656038000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Commitments And Contingencies | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | |||
| 0001040971-25-000019 | 20241231 | Common Stock Dividends Per Share Declared | 3.0075 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | 31092000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Consolidation Of A Subsidiary | 50377000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Consolidation Of Joint Venture Interest | 15066000.0000 | USD | 4 | 0001040971-25-000019 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20231231 | Consolidation Of Securitization Vehicle Assets | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Consolidation Of Securitization Vehicle Assets | 600521000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Debt And Preferred Equity Reserves | 302000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Deconsolidation Real Estate Investments | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Deferred Compensation Plan And Stock Award Net | 26848000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20221231 | Deferred Compensation Plan And Stock Award Shares | 274000.0000 | shares | 4 | 0001040971-25-000019 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20240331 | Depreciable Real Estate Reserves Effecton Earnings | 5900000.0000 | USD | 1 | 0001040971-25-000019 | Real Estate And Accumulated Depreciation Description Of Property= Madison Avenue625; | ||
| 0001040971-25-000019 | 20221231 | Depreciation And Amortization | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Depreciation And Amortization | 247810000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Depreciation And Amortization | 207443000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Distribution To Noncontrolling Interest Operating Partnership | 16272000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Distribution To Noncontrolling Interest Operating Partnership | 14779000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Dividends Common Stock | 207694000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20231231 | Equity Method Investment Dividends Or Distributions | 9897000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20220430 | Equity Method Investment Realized Gain Loss On Disposal | 0.0000 | USD | 0 | us-gaap/2024 | Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations= Stonehenge Portfolio; Related Party Transactions By Related Party= Corporate Joint Venture; Schedule Of Equity Method Investment Equity Method Investee Name= Wharton Properties; | ||
| 0001040971-25-000019 | 20240531 | Equity Method Investment Realized Gain Loss On Disposal | -7600000.0000 | USD | 0 | us-gaap/2024 | Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations= Madison Avenue625; Related Party Transactions By Related Party= Corporate Joint Venture; Schedule Of Equity Method Investment Equity Method Investee Name= Wharton Properties; | ||
| 0001040971-25-000019 | 20231231 | Equity Method Investments | 2983313000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 190652000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Finance Lease Liability | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20241231 | Finance Lease Liability | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20231231 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | 13520000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Debt Investments In Mortgage Loans; | ||
| 0001040971-25-000019 | 20241231 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | 13520000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Gain Loss On Purchase Price Fair Value Adjustment Gross | -8118000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Gain Loss On Purchase Price Fair Value Adjustment Gross | 88966000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Gains Losses On Extinguishment Of Debt | -870000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Gains Losses On Sales Of Investment Real Estate | -84485000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Income Loss From Equity Method Investments | -179695000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Income Loss From Equity Method Investments | 11513000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Income Taxes Paid | 7815000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Accounts Receivable | -14370000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Accrued Liabilities And Other | -30839000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Increase Decrease In Deferred Leasing Fees | 29271000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Deferred Liabilities | 18332000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Increase Decrease In Deferred Liabilities | 8057000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Increase Decreasein Noncontrolling Interestin Joint Ventures | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted | 0.0400 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Interest Expense Other | 25133000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Interest Expense Other | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Interest Expense Other | 573148000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Interest Paid Net | 200752000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Interest Payable Current And Noncurrent | 17930000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Interest Payable Current And Noncurrent | 16527000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Investment Building And Building Improvements | 3655624000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Investment Income Interest And Dividend | 81113000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Investment In Joint Venture | 47135000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Issuance Of Special Dividend Stock Dividend | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241130 | Limited Partners Capital Account Units Outstanding | 5063291.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Measurement Adjustment For Redeemable Noncontrolling Interest | 39974000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Measurement Adjustment For Redeemable Noncontrolling Interest Noncash Investing And Financing Activities | 39974000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 4699000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 2777000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Minority Interest Decrease From Redemptions | 18589000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Partnership Interest; | ||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 346745000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 62333000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due May2024; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 54482000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due January2026; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 8991000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due July2025; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 167006000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Mezzanine Debt; | ||
| 0001040971-25-000019 | 20241231 | Net Cash Provided By Used In Financing Activities | -252229000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Net Cash Provided By Used In Investing Activities | 171345000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Net Cash Provided By Used In Investing Activities | 118753000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Net Income Loss | -602024000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Net Income Loss Attributable To Noncontrolling Interest | 1771000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Net Income Loss Available To Common Stockholders Basic | -93024000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Noncontrolling Interest Decrease In Common Stock From Acquisition Of Subsidiary Interest | 5086000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20221231 | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | -5794000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable | 1122000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | 6443000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Operating Costs And Expenses | 5000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Related Party; | ||
| 0001040971-25-000019 | 20221231 | Operating Lease Cost | 138228000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Cost | 38900000.0000 | USD | 4 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= S U M M I T One Vanderbilt; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Cost | 24423000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Lease Income | 683335000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Liability | 1008085000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | -1650000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | 318000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Other Comprehensive Income Loss Net Of Tax | -34087000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | 5827000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | 151000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Partnership Interest; | ||
| 0001040971-25-000019 | 20241231 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent | 719000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Other Noncash Income Expense | 5676000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Other Noncash Income Expense | -46219000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Partners Capital | 3786315000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 61889000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20231231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 3855925000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Payments For Proceeds From Other Investments | 17334000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Payments Of Dividends | 278408000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Payments Of Financing Costs | 8098000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Payments Related To Tax Withholding For Share Based Compensation | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Payments To Acquire Land Buildings And Improvements | 300770000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Payments To Acquire Land Buildings And Improvements | 259663000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Payments To Acquire Marketable Securities | 12368000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Preferred Stock Par Or Stated Value Per Share | 0.0100 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; | ||
| 0001040971-25-000019 | 20231231 | Preferred Stock Shares Issued | 9200000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; | ||
| 0001040971-25-000019 | 20241231 | Preferred Stock Value | 221932000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Proceeds From Issuance Of Common Stock | 386790000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Proceeds From Stock Options Exercised | 525000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Profit Loss | -76303000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Profit Loss | -104782000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Profit Loss Less Preferred Distributions | -569127000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Real Estate Investment Property Accumulated Depreciation | 1968004000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Real Estate Investment Property Accumulated Depreciation | 4100000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20241231 | Real Estate Investment Property At Cost | 6607741000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Real Estate Tax Expense | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Real Estate Tax Expense | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Real Estate Tax Expense | 143757000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Real Estate Tax Expense | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Redeemable Noncontrolling Interest Equity Common Carrying Amount | 288941000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Repayments Of Secured Debt | 25826000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Repayments Or Redemption Of Debt And Preferred Equity Investments | 181293000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Restricted Cash And Cash Equivalents | 113696000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Restricted Cash And Cash Equivalents | 147344000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Revenues | 919454000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Revenues | 749293000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Revenues | 1339364000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Revenues | 34705000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Revenues | 1525044000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Security Deposit Liability | 60331000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Segment Operator Expense | 101211000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Senior Notes | 1244881000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Senior Notes | 100000000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Senior Unsecured Notes; | ||
| 0001040971-25-000019 | 20241231 | Senior Notes | 100000000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Senior Unsecured Notes; | ||
| 0001040971-25-000019 | 20231231 | Servicing Asset | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Servicing Asset At Fair Value Amount | 584134000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Servicing Liability | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Servicing Liability At Fair Value Amount | 590131000.0000 | USD | 0 | us-gaap/2024 | Financial Instrument= Senior Obligations Of Consolidated Securitization Vehicles; | ||
| 0001040971-25-000019 | 20221231 | Share Repurchases Or Redemption Payable | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20211231 | Shares Outstanding | 64105000.0000 | shares | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20231231 | Shares Outstanding | 64726000.0000 | shares | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 3739409000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Additional Paid In Capital; | ||
| 0001040971-25-000019 | 20221231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -128655000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Treasury Stock Common; | ||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 3855925000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 221932000.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Equity Components= Preferred Stock; | ||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -6084000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Gain Loss Net Cash Flow Hedge Parent; Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -128655000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Treasury Stock Common; | ||
| 0001040971-25-000019 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 711000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20221231 | Stock Issued During Period Shares Dividend Reinvestment Plan | 11000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20241231 | Stock Issued During Period Value Dividend Reinvestment Plan | 52308000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Stock Issued During Period Value Stock Dividend | 160620000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Temporary Equity Liquidation Preference Per Share | 25.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series K Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Liquidation Preference Per Share | 25.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series R Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Liquidation Preference Per Share | 25.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series V Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Issued | 400000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series R Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Issued | 1077280.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series S Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Issued | 40000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series V Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Issued | 1.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series W Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Total Costs And Expenses Including Nonoperating Income Expense | 838752000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Transfer Of Investments | 349946000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Transfer Of Investments | 0.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Unit Dividends Units | 1961000.0000 | shares | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20231231 | Unsecured Debt | 99795000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Weighted Average Number Of Diluted Shares Outstanding | 67929000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Weighted Average Number Of Diluted Shares Outstanding | 65688000.0000 | shares | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Weighted Average Number Of Diluted Shares Outstanding | 69605000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Assets | 19494435000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Cash And Cash Equivalents At Carrying Value | 196035000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | 5390000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Common Stock Par Or Stated Value Per Share | 0.0100 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Common Stock Shares Issued | 71097000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Common Stock Shares Issued | 71016000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Common Stock Shares Outstanding | 71016000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Consolidation Of A Subsidiary | 6678000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Consolidation Of Mortgage Loan Payable | 205000000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Consolidation Of Securitization Vehicle Liabilities | 0.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Contribution To Consolidated Joint Venture Interest | 51000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Debt Instrument Fair Value | 0.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level1; | ||
| 0001040971-25-000022 | 20250331 | Debt Instrument Fair Value | 254447000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level3; | ||
| 0001040971-25-000022 | 20240331 | Deferred Compensation Plan And Stock Award Shares | 78000.0000 | shares | 1 | 0001040971-25-000022 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20241231 | Deferred Costs Current And Noncurrent | 117132000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Depreciable Real Estate Reserves Effecton Earnings | -8546000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Depreciation And Amortization | 48584000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Distributions Preferred Units | 3738000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Distributions To Noncontrolling Interests Other Partnerships | 1283000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Dividends Preferred Stock | 3738000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Dividends Preferred Stock | 3738000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Equity Method Investment Dividends Or Distributions | 68000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Equity Method Investment Realized Gain Loss On Disposal | 26764000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Equity Method Investment Realized Gain Loss On Disposal | 0.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Equity Method Investment Realized Gain Loss On Disposal | 1800000.0000 | USD | 1 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= A85 Fifth Avenue; Schedule Of Equity Method Investment Equity Method Investee Name= Wells Fargo; | ||
| 0001040971-25-000022 | 20241231 | Equity Method Investments | 2690138000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Equity Method Investments | 2712582000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Finance Lease Liability | 107183000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Gain Loss On Purchase Price Fair Value Adjustment Gross | -50492000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | General And Limited Partners Capital Account | 3619367000.0000 | USD | 0 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Increase Decrease In Accounts Receivable | 3174000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Increase Decrease In Accounts Receivable | 6046000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Increase Decrease In Accrued Liabilities And Other | -8182000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Increase Decrease In Deferred Liabilities | -5097000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Increase Decrease In Due From Related Parties Current | -245000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Increase Decrease In Due From Related Parties Current | -8334000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Increase Decrease In Operating Lease Liability | -4097000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 13972000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Interest Expense Other | 128896000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20241231 | Interest Payable Current And Noncurrent | 16527000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Investment Income Interest And Dividend | 7403000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Land | 1357041000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Liabilities And Stockholders Equity | 19430619000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Operating Lease Cost | 0.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20241231 | Line Of Credit | 316240000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Marketable Securities | 12295000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Minority Interest Decrease From Redemptions | 28663000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Partnership Interest; | ||
| 0001040971-25-000022 | 20250331 | Minority Interest Decrease From Redemptions | 0.0000 | USD | 1 | us-gaap/2024 | Class Of Stock= Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 54482000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due January2026; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 318189000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Measurement Basis= Carrying Reported Amount Fair Value Disclosure; | ||
| 0001040971-25-000022 | 20250331 | Net Cash Provided By Used In Investing Activities | -176273000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Net Cash Provided By Used In Operating Activities | -24677000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Net Cash Provided By Used In Operating Activities | 6710000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Net Income Loss Attributable To Noncontrolling Interest | -4208000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Net Income Loss Available To Common Stockholders Basic | -21075000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted | 0.2000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax | 0.2000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Noncontrolling Interest Increase From Subsidiary Equity Issuance | 0.0000 | USD | 4 | us-gaap/2024 | Class Of Stock= Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | 497000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Partnership Interest; | ||
| 0001040971-25-000022 | 20250331 | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | -1465000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Operating Costs And Expenses | 43608000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Operating Costs And Expenses | 0.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Operating Costs And Expenses | 3000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Related Party; | ||
| 0001040971-25-000022 | 20250331 | Operating Lease Right Of Use Asset | 860449000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Operating Lease Right Of Use Asset | 0.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Operating Partnership Noncontrolling Interest Fair Value Adjustment | 12940000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | 695000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | 1622000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | 151000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Partnership Interest; | ||
| 0001040971-25-000022 | 20250331 | Other Income | 22198000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Other Liabilities | 324800000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Other Receivables | 18630000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Partners Capital | 3836457000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 3803648000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Payments For Proceeds From Other Investments | 2770000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Payments For Repurchase Of Other Equity | 11267000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Payments Of Financing Costs | 651000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Payments To Acquire Commercial Real Estate | 112440000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Payments To Acquire Equity Method Investments | 23830000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Payments To Acquire Land Buildings And Improvements | 74239000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Payments To Acquire Loans Receivable | 0.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Payments To Acquire Loans Receivable | 49296000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Preferred Stock Par Or Stated Value Per Share | 0.0100 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; | ||
| 0001040971-25-000022 | 20241231 | Preferred Stock Value | 221932000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Proceeds Distributions From Cumulative Earnings From Unconsolidated Joint Ventures | 71545000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Proceeds Distributions From Cumulative Earnings From Unconsolidated Joint Ventures | 9460000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Proceeds From Issuance Of Secured Debt | 493000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Profit Loss | 1209000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Profit Loss | 55000.0000 | USD | 1 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Profit Loss Less Minority Interest In Net Income Loss Operating Partnerships | 15585000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Purchase Price Fair Value Adjustment Gain Loss | -50492000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Real Estate Investment Property Accumulated Depreciation | 2174667000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Real Estate Investment Property At Cost | 6607741000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Real Estate Investment Property Net | 4481660000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Real Estate Investment Property Net | 4504239000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Real Estate Tax Expense | 31606000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Real Estate Tax Expense | 0.0000 | USD | 1 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Reallocationof Noncontrolling Interest In Operating Partnership Increase Decrease | -42841000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Removalof Fully Depreciated Real Estate Assets | 1095000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Segment Operator Expense | 21764000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Segment Operator Revenue | 25604000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Segment Operator Revenue | 22534000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Senior Notes | 1146348000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Senior Notes | 100000000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Senior Unsecured Notes; | ||
| 0001040971-25-000022 | 20241231 | Servicing Asset At Fair Value Amount | 584134000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Servicing Asset At Fair Value Amount | 1021586000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level2; | ||
| 0001040971-25-000022 | 20250331 | Servicing Asset At Fair Value Amount | 427705000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level3; | ||
| 0001040971-25-000022 | 20241231 | Servicing Liability | 590131000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Servicing Liability | 1409185000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Servicing Liability At Fair Value Amount | 0.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level1; | ||
| 0001040971-25-000022 | 20241231 | Servicing Liability At Fair Value Amount | 0.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level3; | ||
| 0001040971-25-000022 | 20241231 | Shares Outstanding | 71097000.0000 | shares | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20240331 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 3803648000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 29330000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Gain Loss Net Cash Flow Hedge Parent; | ||
| 0001040971-25-000022 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 711000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20250331 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -617000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Net Unrealized Investment Gain Loss; | ||
| 0001040971-25-000022 | 20250331 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 4775336000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Stock Issued During Period Shares Dividend Reinvestment Plan | 2000.0000 | shares | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20250331 | Stock Issued During Period Value Dividend Reinvestment Plan | 1000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Liquidation Preference Per Share | 25.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series K Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Shares Issued | 400000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series R Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Shares Issued | 1.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series W Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Unsecured Debt | 99897000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Weighted Average Number Of Diluted Shares Outstanding | 70424000.0000 | shares | 1 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Assets | 22381675000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Assets | 10470099000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Assets | 19494435000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Building Leasehold Improvements Gross | 0.0000 | USD | 0 | 0001040971-25-000019 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20241231 | Business Combination Acquisition Related Costs | 401000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Capital Expenditures Incurred But Not Yet Paid | 18518000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Capital Expenditures Incurred But Not Yet Paid | 18518000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Cash Acquired From Acquisition | 60494000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Cash Acquired From Acquisition | 19017000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Cash Acquired From Acquisition | 19017000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Cash And Cash Equivalents At Carrying Value | 203273000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Cash And Cash Equivalents At Carrying Value | 203273000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | 384054000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | -3881000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Common Stock Shares Authorized | 160000000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Common Stock Shares Issued | 71097000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Comprehensive Income Net Of Tax | 31869000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | -633424000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Consolidation Of Partially Owned Entity | 59452000.0000 | USD | 4 | 0001040971-25-000019 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20221231 | Consolidation Of Securitization Vehicle Assets | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Contract With Customer Liability | 3100000.0000 | USD | 0 | us-gaap/2024 | Revenue From Contract With Customer Liability Type Axis= Unused And Unexpired Tickets; | ||
| 0001040971-25-000019 | 20231231 | Deconsolidation Of Subsidiary Mortgage | 1712750000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Deconsolidation Of Subsidiary Mortgage | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Deferred Compensation Plan And Stock Award Net | 35573000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Deferred Compensation Plan And Stock Award Shares | 329000.0000 | shares | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20231231 | Deferred Compensation Plan And Stock Award Shares | 329000.0000 | shares | 4 | 0001040971-25-000019 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20241231 | Deferred Compensation Plan And Stock Award Shares | 455000.0000 | shares | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20241231 | Deferred Costs Current And Noncurrent | 117132000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Deferred Costs Current And Noncurrent | 117132000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Depreciable Real Estate Reserves Cash Flow Effect | -104071000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Depreciable Real Estate Reserves Effecton Earnings | 101700000.0000 | USD | 0 | 0001040971-25-000019 | Real Estate And Accumulated Depreciation Description Of Property= Herald Square2; | ||
| 0001040971-25-000019 | 20241231 | Depreciable Real Estate Reserves Effecton Earnings | -104071000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Depreciation Depletion And Amortization | 214062000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Discount Of Structured Finance Investments | 1618000.0000 | USD | 0 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Distributions Preferred Units | 14950000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Distributions To Noncontrolling Interests Other Partnerships | 11053000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Distributions To Noncontrolling Interests Other Partnerships | 11053000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Dividends Common Stock | 235395000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20231231 | Dividends Common Stock | 207694000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Dividends Payable Current And Noncurrent | 20280000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Dividends Preferred Stock | 14950000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Equity Method Investment Dividends Or Distributions | 9897000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20240131 | Equity Method Investment Realized Gain Loss On Disposal | 26900000.0000 | USD | 0 | us-gaap/2024 | Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations= Fifth Avenue717; Related Party Transactions By Related Party= Corporate Joint Venture; Schedule Of Equity Method Investment Equity Method Investee Name= Wharton Properties; | ||
| 0001040971-25-000019 | 20241231 | Equity Method Investment Realized Gain Loss On Disposal | 208144000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Equity Method Investment Realized Gain Loss On Disposal | 208144000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Extinguishment Of Debt In Connection With Property Dispositions | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Finance Lease Liability | 105531000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | 13520000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | 6890000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Gain Loss On Purchase Price Fair Value Adjustment Gross | -17260000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Gains Losses On Extinguishment Of Debt | -870000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Gains Losses On Extinguishment Of Debt | 43762000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Income Loss From Equity Method Investments | -57958000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Income Loss From Equity Method Investments | -179695000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Income Taxes Paid | 9001000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Increase Decrease In Accounts Receivable | 11804000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Increase Decrease In Deferred Leasing Fees | 29271000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Increase Decreasein Noncontrolling Interestin Joint Ventures | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Operating Lease Liability | 1111000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Other Operating Assets | 28204000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Interest And Fee Income Loans Commercial And Residential Real Estate | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Interest Expense Other | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Interest Expense Other | 147220000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Interest Expense Other | 28142000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Interest Paid Net | 169519000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Investment Building And Building Improvements | 3862224000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Investment Income Interest And Dividend | 34705000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Investment In Joint Venture | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Issuance Of Special Distribution Paid Primarily In Units | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Land | 1357041000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Liabilities | 5270704000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Liabilities And Stockholders Equity | 9531181000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Limited Partnership Units Held By General Partner | 64039000.0000 | shares | 0 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Line Of Credit | 316240000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 11053000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Minority Interest Decrease From Redemptions | 2503000.0000 | USD | 4 | us-gaap/2024 | Class Of Stock= Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 168899000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; | ||
| 0001040971-25-000019 | 20231231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 128000000.0000 | USD | 0 | us-gaap/2024 | Mortgage Loans On Real Estate Loan Type= Preferred Equity February2027; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 117006000.0000 | USD | 0 | us-gaap/2024 | Investment Type= Debt Investment With Floating Interest Rate; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 117160000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; | ||
| 0001040971-25-000019 | 20241231 | Net Income Loss Attributable To Noncontrolling Interest | 8212000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Net Income Loss Available To Common Stockholders Basic | 7060000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Non Cash Lease Expense | 22403000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Non Cash Lease Expense | 20290000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable | -928000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Operating Costs And Expenses | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Operating Costs And Expenses | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Operating Costs And Expenses | 189598000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Operating Lease Cost | 33000000.0000 | USD | 4 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= S U M M I T One Vanderbilt; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Cost | 27292000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Cost | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Cost | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Cost | 33207000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Lease Income | 26200000.0000 | USD | 4 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= S U M M I T One Vanderbilt; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Liability | 810989000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Operating Lease Right Of Use Asset | 865639000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Operating Partnership Noncontrolling Interest Fair Value Adjustment | 15486000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Origination Of Debt And Preferred Equity Investments | 65357000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Other Assets | 413670000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | 103629000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Other Comprehensive Income Loss Net Of Tax | 102189000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | -32127000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | 719000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000019 | 20231231 | Other Income | 77410000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Other Noncash Income Expense | 5676000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Partners Capital Attributable To Noncontrolling Interest | 118651000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20211231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | -46758000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000019 | 20211231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 4589702000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20231231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 17477000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000019 | 20241231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 3711172000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20231231 | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 23050000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Payments For Proceeds From Other Investments | -1432000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Payments For Repurchase Of Other Equity | 9076000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Payments Of Dividends | 218823000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Payments Of Financing Costs | 1407000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Payments Related To Tax Withholding For Share Based Compensation | 182000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Payments To Acquire Commercial Real Estate | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Preferred Stock Shares Outstanding | 9200000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; | ||
| 0001040971-25-000019 | 20221231 | Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital | 141742000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital | 140569000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Proceeds From Issuance Of Common Stock | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Proceeds From Issuance Of Common Stock | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Proceeds From Issuance Of Common Stock | 525000.0000 | USD | 4 | us-gaap/2024 | Class Of Stock= Dividend Reinvestment And Stock Purchase Plan; | ||
| 0001040971-25-000019 | 20221231 | Proceeds From Issuance Of Unsecured Debt | 1524000000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Proceeds From Noncontrolling Interests In Other Partnerships | 6932000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Proceeds From Noncontrolling Interests In Other Partnerships | 6932000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Proceeds From Noncontrolling Interests In Other Partnerships | 6584000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Proceeds From Other Obligation Related To Secured Borrowing | 129656000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Proceeds From Stock Options Exercised | 525000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Proceeds From Stock Options Exercised | 525000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Profit Loss | -163751000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Profit Loss | 18309000.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Profit Loss | 30379000.0000 | USD | 4 | us-gaap/2024 | Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Profit Loss | -186747000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20221231 | Profit Loss Less Preferred Distributions | 1122000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20241231 | Purchase Price Fair Value Adjustment Gain Loss | 88966000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Real Estate Investment Property Accumulated Depreciation | 1968004000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Real Estate Investment Property At Cost | 6102864000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Real Estate Investment Property At Cost | 6607741000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Real Estate Tax Expense | 138228000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Real Estate Tax Expense | 252806000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Real Estate Tax Expense | 128187000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Real Estate Tax Expense | 128187000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Real Estate Tax Expense | 297520000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20221231 | Repayments Of Secured Debt | 292364000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Repayments Of Unsecured Debt | 1510000000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Revenues | 919454000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Revenues | 760745000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Revenues | 21100000.0000 | USD | 4 | us-gaap/2024 | Product Or Service= Management Service Base; Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Revenues | 709725000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Security Deposit Liability | 60331000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Segment Operator Expense | 89207000.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Segment Operator Expense | 111739000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Segment Operator Expense | 0.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Segment Operator Expense | 0.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Segment Operator Expense | 111739000.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Segment Operator Expense | 111739000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Segment Operator Revenue | 89048000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Segment Operator Revenue | 89048000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Segment Operator Revenue | 118260000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Segment Operator Tax Expenses | 2647000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Segment Operator Tax Expenses | 0.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Segment Operator Tax Expenses | 2647000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Segment Operator Tax Expenses | 730000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Segment Operator Tax Expenses | 730000.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20241231 | Segment Operator Tax Expenses | 730000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Servicing Asset | 709100000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000019 | 20241231 | Servicing Liability At Fair Value Amount | 567487000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Servicing Liability At Fair Value Amount | 567487000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level2; | ||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 4778253000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -46758000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Other Comprehensive Income; | ||
| 0001040971-25-000019 | 20211231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 13377000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20221231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 221932000.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Equity Components= Preferred Stock; | ||
| 0001040971-25-000019 | 20221231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 47800000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Accumulated Gain Loss Net Cash Flow Hedge Parent; | ||
| 0001040971-25-000019 | 20221231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 651138000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 69610000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 4069951000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 4776290000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Stock Issued During Period Shares Dividend Reinvestment Plan | 17000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20231231 | Stock Issued During Period Shares Dividend Reinvestment Plan | 17000.0000 | shares | 4 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000019 | 20241231 | Stock Issued During Period Shares New Issues | 5063000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000019 | 20231231 | Straight Line Rent | 17903000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Straight Line Rent | 17903000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Straight Line Rent | 1535000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Liquidation Preference Per Share | 25.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | 318496000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Issued | 9200000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Temporary Equity Shares Outstanding | 1077280.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series S Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Transfer Of Investments | 349946000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Treasury Stock Common Shares | 1060000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Treasury Stock Common Shares | 0.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Treasury Stock Value Acquired Cost Method | 151197000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Treasury Stock Value Acquired Cost Method | 36198000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20241231 | Treasury Stock Value Acquired Cost Method | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Treasury Stock Value Acquired Cost Method | USD | 4 | us-gaap/2024 | Equity Components= Retained Earnings; | |||
| 0001040971-25-000019 | 20231231 | Weighted Average Limited Partnership Units Outstanding Diluted | 67972000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Weighted Average Limited Partnership Units Outstanding Diluted | 69605000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Weighted Average Number Of Diluted Shares Outstanding | 67972000.0000 | shares | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Weighted Average Number Of Diluted Shares Outstanding | 67972000.0000 | shares | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Weighted Average Number Of Shares Outstanding Basic | 65062000.0000 | shares | 4 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Accounts Payable And Accrued Liabilities Current And Noncurrent | 122674000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Accumulated Other Comprehensive Income Loss Net Of Tax | 18196000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Acquisition Of Subsidiary Interest From Noncontrolling Interest | 5674000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Amortization Of Financing Costs | 1687000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Building Leasehold Improvements Gross | 0.0000 | USD | 0 | 0001040971-25-000022 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Common Stock Dividends Per Share Declared | 0.7730 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240229 | Common Stock Shares Authorized | 3500000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Dividend Reinvestment And Stock Purchase Plan; | ||
| 0001040971-25-000022 | 20240331 | Consolidation Of Joint Venture Interest | 6678000.0000 | USD | 1 | 0001040971-25-000022 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20240331 | Consolidation Of Securitization Vehicle Assets | 0.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Consolidation Of Securitization Vehicle Assets | 828143000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Consolidation Of Securitization Vehicle Assets | 828143000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Contract With Customer Liability | 164887000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Contract With Customer Liability | 3100000.0000 | USD | 0 | us-gaap/2024 | Revenue From Contract With Customer Liability Type Axis= Unused And Unexpired Tickets; | ||
| 0001040971-25-000022 | 20250331 | Debt Instrument Fair Value | 254447000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Debt Instrument Fair Value | 0.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level2; | ||
| 0001040971-25-000022 | 20240331 | Deferred Compensation Plan And Stock Award Net | 4601000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Deferred Compensation Plan And Stock Award Net | -2525000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Deferred Compensation Plan And Stock Award Net | -2525000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Depreciable Real Estate Reserves Cash Flow Effect | -52118000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Depreciation And Amortization | 134178000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Depreciation And Amortization | 760000.0000 | USD | 1 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Depreciation Depletion And Amortization | 50123000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Distributions Preferred Units | 3738000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20250331 | Distributions Preferred Units | 3738000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20250331 | Distributions To Noncontrolling Interests Other Partnerships | 221000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Dividends Common Stock | 54469000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Dividends Common Stock | 54469000.0000 | USD | 1 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000022 | 20250331 | Dividends Preferred Stock | 3738000.0000 | USD | 1 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000022 | 20250331 | Earnings Per Share Basic | -0.3000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Equity Method Investments | 2712582000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | 13520000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | 13520000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | 0.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Increase Decrease In Other Operating Assets | 28978000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Interest Expense Other | 31173000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Investment Building And Building Improvements | 159100000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Investment Building And Building Improvements | 165000000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | 100000000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Liabilities | 5915143000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Liabilities And Stockholders Equity | 19494435000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20241231 | Line Of Credit | 316240000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 1283000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 221000.0000 | USD | 1 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20240331 | Minority Interest Decrease From Redemptions | 5674000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 117160000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 138954000.0000 | USD | 0 | us-gaap/2024 | Investment Type= Fixed Rate; Mortgage Loans On Real Estate Loan Type= Preferred Equity; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 53687000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Mortgage Loans On Real Estate Loan Type= Mezzanine Loan Due December2025; | ||
| 0001040971-25-000022 | 20250331 | Mortgage Loans On Real Estate Commercial And Consumer Net | 53500000.0000 | USD | 0 | us-gaap/2024 | Longterm Debt Type= Debt Investment With Floating Interest Rate; Portfolio= Alternative Strategy Portfolio; | ||
| 0001040971-25-000022 | 20240331 | Net Cash Provided By Used In Financing Activities | 11367000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Net Cash Provided By Used In Financing Activities | 11367000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Net Cash Provided By Used In Investing Activities | -3713000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Net Income Loss | -17337000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Net Income Loss | -18802000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Noncontrolling Interest Increase From Subsidiary Equity Issuance | 20790000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Partnership Interest; | ||
| 0001040971-25-000022 | 20240331 | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | 901000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Nonredeemable Noncontrolling Interest | 116970000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Operating Costs And Expenses | 43608000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Operating Lease Cost | 700000.0000 | USD | 1 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= One Vanderbilt; | ||
| 0001040971-25-000022 | 20240331 | Operating Lease Cost | 6300000.0000 | USD | 1 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= S U M M I T One Vanderbilt; | ||
| 0001040971-25-000022 | 20250331 | Operating Lease Right Of Use Asset | 913639000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Origination Of Debt And Preferred Equity Investments | 6945000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Other Assets | 1684051000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | 23214000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Other Comprehensive Income Loss Net Of Tax | 24296000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Other Comprehensive Income Loss Net Of Tax | -24657000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | -1619000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent | 22674000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Other Liabilities | 322800000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Other Noncash Income Expense | -9499000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Partners Capital Account Units | 71016000.0000 | shares | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20250331 | Partners Capital Attributable To Noncontrolling Interest | 116970000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20231231 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 3546906000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20240331 | Partners Capital Including Portion Attributable To Noncontrolling Interest | 68037000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20240331 | Payments For Proceeds From Other Investments | 2770000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Payments Of Financing Costs | 60000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Payments To Acquire Commercial Real Estate | 0.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Payments To Acquire Equity Method Investments | 36786000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Payments To Acquire Land Buildings And Improvements | 74239000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Payments To Acquire Marketable Securities | 0.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Preferred Stock Shares Issued | 9200000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; | ||
| 0001040971-25-000022 | 20241231 | Preferred Stock Shares Outstanding | 9200000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; | ||
| 0001040971-25-000022 | 20240331 | Proceeds From Noncontrolling Interests In Other Partnerships | 0.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20240331 | Proceeds From Real Estate And Real Estate Joint Ventures | 26420000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Proceeds From Real Estate And Real Estate Joint Ventures | 26420000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Profit Loss | 18389000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Profit Loss | 4453000.0000 | USD | 1 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20250331 | Profit Loss | 41035000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Profit Loss Less Minority Interest In Net Income Loss Operating Partnerships | -1294000.0000 | USD | 1 | 0001040971-25-000022 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20240331 | Profit Loss Less Preferred Distributions | -1294000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20250331 | Profit Loss Less Preferred Distributions | -18802000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; Equity Components= Common Stock; Partner Capital Components= General Partner; | ||
| 0001040971-25-000022 | 20240331 | Purchase Price Fair Value Adjustment Gain Loss | -50492000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20241231 | Real Estate Investment Property Accumulated Depreciation | 2126081000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Real Estate Investment Property Net | 15327542000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20240331 | Real Estate Tax Expense | 75632000.0000 | USD | 1 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Real Estate Tax Expense | 37217000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Real Estate Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Reallocationof Noncontrolling Interest In Operating Partnership Increase Decrease | -42841000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Reallocationof Noncontrolling Interest In Operating Partnership Increase Decrease | -42841000.0000 | USD | 1 | 0001040971-25-000022 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000022 | 20250331 | Removalof Fully Depreciated Real Estate Assets | 1095000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Repayments Of Secured Debt | 3550000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20241231 | Restricted Cash And Cash Equivalents | 147344000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Restricted Cash And Cash Equivalents | 156895000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Revenues | 7403000.0000 | USD | 1 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Revenues | 25604000.0000 | USD | 1 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Revenues | 4900000.0000 | USD | 1 | us-gaap/2024 | Product Or Service= Management Service Base; Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Revenues | 239846000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Secured Debt | 357900000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Variable Interest Entity Primary Beneficiary; | ||
| 0001040971-25-000022 | 20250331 | Segment Operator Expense | 21764000.0000 | USD | 1 | 0001040971-25-000022 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000022 | 20240331 | Segment Operator Revenue | 25604000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Selling General And Administrative Expense | 21724000.0000 | USD | 1 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20250331 | Selling General And Administrative Expense | 21724000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Senior Notes | 1146010000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Servicing Asset At Fair Value Amount | 584134000.0000 | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level2; | ||
| 0001040971-25-000022 | 20241231 | Servicing Asset At Fair Value Amount | 709095000.0000 | USD | 0 | us-gaap/2024 | Financial Instrument= Real Estate Loans Held By Consolidated Securitization Vehicles; | ||
| 0001040971-25-000022 | 20250331 | Shares Outstanding | 71016000.0000 | shares | 0 | us-gaap/2024 | Equity Components= Common Stock; | ||
| 0001040971-25-000022 | 20231231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 69610000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20240331 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 3831130000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Additional Paid In Capital; | ||
| 0001040971-25-000022 | 20240331 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | -229607000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000022 | 20241231 | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | 118651000.0000 | USD | 0 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000022 | 20250331 | Stock Issued During Period Value Dividend Reinvestment Plan | 75000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Liquidation Preference Per Share | 25.0000 | USD | 0 | us-gaap/2024 | Class Of Stock= Series L Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20241231 | Temporary Equity Shares Issued | 9200000.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series I Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Shares Issued | 1077280.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series S Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Shares Outstanding | 341677.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series K Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Temporary Equity Shares Outstanding | 272783.0000 | shares | 0 | us-gaap/2024 | Class Of Stock= Series L Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20240331 | Total Costs And Expenses Including Nonoperating Income Expense | 204807000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Total Costs And Expenses Including Nonoperating Income Expense | 243922000.0000 | USD | 1 | 0001040971-25-000022 | |||
| 0001040971-25-000022 | 20250331 | Total Costs And Expenses Including Nonoperating Income Expense | 243922000.0000 | USD | 1 | 0001040971-25-000022 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Total Costs And Expenses Including Nonoperating Income Expense | 402320000.0000 | USD | 1 | 0001040971-25-000022 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000022 | 20250331 | Unsecured Debt | 99923000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Weighted Average Limited Partnership Units Outstanding Diluted | 70095000.0000 | shares | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000022 | 20250331 | Weighted Average Limited Partnership Units Outstanding Diluted | 74527000.0000 | shares | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Proceeds From Issuance Of Secured Debt | 381980000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Proceeds From Issuance Of Unsecured Debt | 538000000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Proceeds From Noncontrolling Interests In Other Partnerships | 52164000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Proceeds From Real Estate And Real Estate Joint Ventures | 729025000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000022 | 20240331 | Interest Expense Other | 31173000.0000 | USD | 1 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Accumulated Other Comprehensive Income Loss Net Of Tax | 17477000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Additional Paid In Capital | 4159562000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Amortization Of Financing Costs | 7817000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Assumption Of Mortgage And Mezzanine Loans | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Capital Expenditures Incurred But Not Yet Paid | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Capital Expenditures Incurred But Not Yet Paid | 0.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Cash And Cash Equivalents At Carrying Value | 649426000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20211231 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | 336984000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | 47070000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | 47070000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Commitments And Contingencies | USD | 0 | us-gaap/2024 | ||||
| 0001040971-25-000019 | 20241231 | Common Stock Dividends Per Share Declared | 3.0075 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Common Stock Par Or Stated Value Per Share | 0.0100 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Common Stock Shares Outstanding | 65786000.0000 | shares | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Comprehensive Income Net Of Tax | 18288000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Consolidation Of Joint Venture Interest | 15066000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20241231 | Consolidation Of Securitization Vehicle Liabilities | 600521000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Debt Instrument Fair Value | 259392000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Debt Instrument Fair Value | USD | 0 | us-gaap/2024 | Fair Value By Fair Value Hierarchy Level= Fair Value Inputs Level2; | |||
| 0001040971-25-000019 | 20231231 | Deconsolidation Of Subsidiary Mortgage | 1712750000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Deconsolidation Real Estate Investments | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Deconsolidation Real Estate Investments | 0.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Deconsolidation Real Estate Investments | 101351000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Deferred Compensation Plan And Stock Award Net | 32034000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20221231 | Deferred Compensation Plan And Stock Award Net | 32034000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Deferred Compensation Plan And Stock Award Net | 35573000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Deferred Compensation Plan And Stock Award Net | 26844000.0000 | USD | 4 | 0001040971-25-000019 | Equity Components= Additional Paid In Capital; | ||
| 0001040971-25-000019 | 20241231 | Depreciable Real Estate Reserves Cash Flow Effect | -104071000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Depreciable Real Estate Reserves Effecton Earnings | 23100000.0000 | USD | 4 | 0001040971-25-000019 | Real Estate And Accumulated Depreciation Description Of Property= Madison Avenue625; | ||
| 0001040971-25-000019 | 20221231 | Depreciation And Amortization | 465100000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Depreciation And Amortization | 1747000.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Depreciation And Amortization | 247810000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Depreciation And Amortization | 207443000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Depreciation Depletion And Amortization | 223984000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Dividends Preferred Stock | 14950000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Earnings Per Share Diluted | -9.1200 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Equity Method Investment Dividends Or Distributions | 780000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241130 | Equity Method Investment Realized Gain Loss On Disposal | 187600000.0000 | USD | 0 | us-gaap/2024 | Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations= One Vanderbilt Avenue; Related Party Transactions By Related Party= Corporate Joint Venture; Schedule Of Equity Method Investment Equity Method Investee Name= Wharton Properties; | ||
| 0001040971-25-000019 | 20221231 | Extinguishment Of Debt In Connection With Property Dispositions | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Extinguishment Of Debt In Connection With Property Dispositions | 46835000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Extinguishment Of Debt In Connection With Property Dispositions | 46835000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Finance Lease Liability | 105531000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | -6890000.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | 6890000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | 0.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Gain Loss On Purchase Price Fair Value Adjustment Gross | -17260000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Gains Losses On Extinguishment Of Debt | 43762000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Increase Decrease In Accounts Receivable | 1725000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Increase Decrease In Accounts Receivable | 11804000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Increase Decreasein Noncontrolling Interestin Joint Ventures | 72000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Increase Decrease In Operating Lease Liability | -16703000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Increase Decrease In Other Operating Assets | 28204000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0.0000 | USD | 4 | 0001040971-25-000019 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Interest Expense Other | 431865000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Investment In Joint Venture | 0.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20241231 | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | 100000000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | 100000000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Land | 1357041000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Liabilities | 5270704000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Limited Partners Capital Account | 288941000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Marketable Securities | 9591000.0000 | USD | 0 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20231231 | Marketable Securities | 9591000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Marketable Securities | 22812000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Measurement Adjustment For Redeemable Noncontrolling Interest | 39974000.0000 | USD | 4 | 0001040971-25-000019 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20231231 | Measurement Adjustment For Redeemable Noncontrolling Interest | -15486000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Measurement Adjustment For Redeemable Noncontrolling Interest | -15486000.0000 | USD | 4 | 0001040971-25-000019 | Equity Components= Retained Earnings; | ||
| 0001040971-25-000019 | 20241231 | Measurement Adjustment For Redeemable Noncontrolling Interest | -107631000.0000 | USD | 4 | 0001040971-25-000019 | |||
| 0001040971-25-000019 | 20231231 | Measurement Adjustment For Redeemable Noncontrolling Interest Noncash Investing And Financing Activities | 15486000.0000 | USD | 4 | 0001040971-25-000019 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | 11053000.0000 | USD | 4 | us-gaap/2024 | Equity Components= Noncontrolling Interest; | ||
| 0001040971-25-000019 | 20231231 | Minority Interest Decrease From Redemptions | 11700000.0000 | USD | 4 | us-gaap/2024 | Class Of Stock= Preferred Stock; Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Mortgage Loans On Real Estate Commercial And Consumer Net | 186720000.0000 | USD | 0 | us-gaap/2024 | Investment Type= Fixed Rate; | ||
| 0001040971-25-000019 | 20221231 | Net Income Loss | -83868000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Net Income Loss Available To Common Stockholders Basic | -579509000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax | -1.4900 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20241231 | Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax | 0.0400 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20231231 | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | -37465000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20241231 | Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable | -928000.0000 | USD | 4 | us-gaap/2024 | |||
| 0001040971-25-000019 | 20221231 | Operating Costs And Expenses | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= S U M M I T Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20221231 | Operating Costs And Expenses | 174063000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Operating Costs And Expenses | 240002000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Operating Costs And Expenses | 0.0000 | USD | 4 | us-gaap/2024 | Business Segments= Debt And Preferred Equity Segment; Consolidation Items= Operating Segments; | ||
| 0001040971-25-000019 | 20231231 | Operating Costs And Expenses | 196696000.0000 | USD | 4 | us-gaap/2024 | Consolidated Entities= Subsidiaries; | ||
| 0001040971-25-000019 | 20221231 | Operating Lease Cost | 26152000.0000 | USD | 4 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20241231 | Operating Lease Lease Income | 27700000.0000 | USD | 4 | us-gaap/2024 | Real Estate And Accumulated Depreciation Description Of Property= S U M M I T One Vanderbilt; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Liability | 990276000.0000 | USD | 0 | us-gaap/2024 | Related Party Transactions By Related Party= Corporate Joint Venture; | ||
| 0001040971-25-000019 | 20231231 | Operating Lease Right Of Use Asset | 885929000.0000 | USD | 0 | us-gaap/2024 | Consolidated Entities= Subsidiaries; |
| Field Name | Field Description |
|---|---|
| adsh | Accession Number. The 20-character string formed from the 18-digit number assigned by the SEC to each EDGAR submission. |
| tag | The unique identifier (name) for a tag in a specific taxonomy release. |
| version | For a standard tag, an identifier for the taxonomy; otherwise the accession number where the tag was defined. |
| ddate | The end date for the data value, rounded to the nearest month end. |
| qtrs | The count of the number of quarters represented by the data value, rounded to the nearest whole number. “0” indicates it is a point-in-time value. |
| uom | The unit of measure for the value. |
| segments | Tags used to represent axis and member reporting. |
| coreg | If specified, indicates a specific co-registrant, the parent company, or other entity (e.g., guarantor). NULL indicates the consolidated entity. |
| value | The value. This is not scaled, it is as found in the Interactive Data file, but is limited to four digits to the right of the decimal point. |
| footnote | The text of any superscripted footnotes on the value, as shown on the statement page, truncated to 512 characters, or if there is no footnote, then this field will be blank. |
| tag | version | custom | abstract | datatype | iord | crdr | tlabel | doc |
|---|---|---|---|---|---|---|---|---|
| Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles |
| Increase Decrease In Accounts Receivable | us-gaap/2024 | 0 | 0 | monetary | D | C | Increase (Decrease) in Accounts Receivable | The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services. |
| Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | D | C | Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest | Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. |
| Payments To Acquire Equity Method Investments | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments to Acquire Equity Method Investments | The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. |
| Discount Of Structured Finance Investments | 0001040971-25-000019 | 1 | 0 | monetary | I | C | Discount of Structured Finance Investments | Discount of Structured Finance Investments |
| Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | 0 | 0 | monetary | I | D | Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents | Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. |
| Depreciation And Amortization | us-gaap/2024 | 0 | 0 | monetary | D | D | Depreciation, Depletion and Amortization, Nonproduction | The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. |
| Real Estate Investment Property At Cost | us-gaap/2024 | 0 | 0 | monetary | I | D | Real Estate Investment Property, at Cost | Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. |
| Minority Interest Decrease From Redemptions | us-gaap/2024 | 0 | 0 | monetary | D | D | Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests | Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests). |
| Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | us-gaap/2024 | 0 | 0 | monetary | D | C | Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax | Amount, after tax and reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness. |
| Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | I | C | Equity, Including Portion Attributable to Noncontrolling Interest | Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity. |
| Stock Issued During Period Shares Dividend Reinvestment Plan | us-gaap/2024 | 0 | 0 | shares | D | Stock Issued During Period, Shares, Dividend Reinvestment Plan | Number of shares issued during the period from a dividend reinvestment plan (DRIP). A dividend reinvestment plan allows the shareholders to reinvest dividends paid to them by the entity on new issues of stock by the entity. | |
| Transfer Of Investments | us-gaap/2024 | 0 | 0 | monetary | D | C | Transfer from Investments | Value of investments transferred from the entity's investments in noncash transactions. |
| Distributions To Noncontrolling Interests Other Partnerships | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Distributions to Noncontrolling Interests Other Partnerships | The cash outflow for distributions to the entity's partner from a consolidated joint venture. |
| Total Costs And Expenses Including Nonoperating Income Expense | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Total Costs and Expenses Including Nonoperating Income (Expense) | This element represents the total of the costs related to real estate revenues, including management, leasing, and development services and income (expense) from ancillary business-related activities. |
| Accounts Payable And Accrued Liabilities Current And Noncurrent | us-gaap/2024 | 0 | 0 | monetary | I | C | Accounts Payable and Accrued Liabilities | Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations. |
| Comprehensive Income Net Of Tax | us-gaap/2024 | 0 | 0 | monetary | D | C | Comprehensive Income (Loss), Net of Tax, Attributable to Parent | Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. |
| Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | 0 | 0 | monetary | D | C | Gains (Losses) on Sales of Investment Real Estate | The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes. |
| Investment Income Interest And Dividend | us-gaap/2024 | 0 | 0 | monetary | D | C | Investment Income, Interest and Dividend | Amount before accretion (amortization) of purchase discount (premium) of interest income and dividend income on nonoperating securities. |
| Liabilities | us-gaap/2024 | 0 | 0 | monetary | I | C | Liabilities | Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. |
| Liabilities And Stockholders Equity | us-gaap/2024 | 0 | 0 | monetary | I | C | Liabilities and Equity | Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any. |
| Limited Partners Capital Account | us-gaap/2024 | 0 | 0 | monetary | I | C | Limited Partners' Capital Account | The amount of the limited partners' ownership interests. |
| Net Income Loss Attributable To Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | D | D | Net Income (Loss) Attributable to Noncontrolling Interest | Amount of Net Income (Loss) attributable to noncontrolling interest. |
| Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax | us-gaap/2024 | 0 | 0 | perShare | D | Net Income (Loss), Per Outstanding Limited Partnership Unit, Basic, Net of Tax | Per unit of ownership amount after tax of income (loss) available to outstanding limited partnership (LP) unit-holder. | |
| Other Income | us-gaap/2024 | 0 | 0 | monetary | D | C | Other Income | Amount of revenue and income classified as other. |
| Partners Capital Account Distributions | us-gaap/2024 | 0 | 0 | monetary | D | D | Partners' Capital Account, Distributions | Total distributions to each class of partners (i.e., general, limited and preferred partners). |
| Payments Of Dividends | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments of Dividends | Cash outflow in the form of capital distributions and dividends to common shareholders, preferred shareholders and noncontrolling interests. |
| Financing Receivable Allowance For Credit Loss Excluding Accrued Interest Net Of Adjustments | 0001040971-25-000022 | 1 | 0 | monetary | I | C | Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Net of Adjustments | Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest, Net of Adjustments |
| Proceeds From Stock Options Exercised | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Stock Options Exercised | Amount of cash inflow from exercise of option under share-based payment arrangement. |
| Temporary Equity Shares Issued | us-gaap/2024 | 0 | 0 | shares | I | Temporary Equity, Shares Issued | The number of securities classified as temporary equity that have been sold (or granted) to the entity's shareholders. Securities issued include securities outstanding and securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. | |
| Depreciable Real Estate Reserves Effecton Earnings | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Depreciable Real Estate Reserves, Effect on Earnings | Depreciable Real Estate Reserves, Effect on Earnings |
| Limited Partnership Units Held By General Partner | 0001040971-25-000019 | 1 | 0 | shares | I | Limited Partnership Units Held by General Partner | This element represents Limited Partnership Units Held by General Partner. | |
| Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Other Comprehensive Income (Loss), Net of Tax, Less Portion Attributable to Noncontrolling Interest | Other Comprehensive Income (Loss), Net of Tax, Less Portion Attributable to Noncontrolling Interest |
| Segment Operator Expense | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Segment Operator Expense | Segment Operator Expense |
| Additional Paid In Capital | us-gaap/2024 | 0 | 0 | monetary | I | C | Additional Paid in Capital | Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock. |
| Common Stock Dividends Per Share Declared | us-gaap/2024 | 0 | 0 | perShare | D | Common Stock, Dividends, Per Share, Declared | Aggregate dividends declared during the period for each share of common stock outstanding. | |
| Common Stock Par Or Stated Value Per Share | us-gaap/2024 | 0 | 0 | perShare | I | Common Stock, Par or Stated Value Per Share | Face amount or stated value per share of common stock. | |
| Common Stock Shares Outstanding | us-gaap/2024 | 0 | 0 | shares | I | Common Stock, Shares, Outstanding | Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. | |
| Increase Decrease In Deferred Liabilities | us-gaap/2024 | 0 | 0 | monetary | D | D | Increase (Decrease) in Deferred Liabilities | Change during the period in carrying value for all deferred liabilities due within one year or operating cycle. |
| Net Income Loss | us-gaap/2024 | 0 | 0 | monetary | D | C | Net Income (Loss) Attributable to Parent | The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. |
| Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted | us-gaap/2024 | 0 | 0 | perShare | D | Net Income (Loss), Net of Tax, Per Outstanding Limited Partnership Unit, Diluted | Per unit of ownership amount after tax of income (loss) available to limited partnership (LP) unit-holder and units that would have been outstanding assuming the issuance of limited partner units for dilutive potential units outstanding. | |
| Payments To Acquire Commercial Real Estate | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments to Acquire Commercial Real Estate | The cash outflow from the acquisition of property as primarily intended to generate income for its owner. |
| Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Equity Method Investment, Distribution, Return of Capital | Amount of distribution received from equity method investee for return of investment, classified as investing activities. Excludes distribution for return on investment, classified as operating activities. |
| Proceeds From Issuance Of Unsecured Debt | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Issuance of Unsecured Debt | The cash inflow from the issuance of long-term debt that is not secured by collateral. Excludes proceeds from tax exempt unsecured debt. |
| Proceeds From Real Estate And Real Estate Joint Ventures | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Real Estate and Real Estate Joint Ventures | The cash inflow from the sale of real estate held-for-investment and real estate joint ventures. |
| Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | 0 | 0 | monetary | I | C | Real Estate Investment Property, Accumulated Depreciation | The cumulative amount of depreciation for real estate property held for investment purposes. |
| Redeemable Noncontrolling Interest Equity Common Carrying Amount | us-gaap/2024 | 0 | 0 | monetary | I | C | Redeemable Noncontrolling Interest, Equity, Common, Carrying Amount | As of the reporting date, the carrying amount of noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. The noncontrolling interest holder's ownership (or holders' ownership) may be in the form of common shares (regardless of class), limited partnership units (regardless of class), non-preferential membership interests, or any other form of common equity regardless of investee entity legal form. |
| Stockholders Equity | us-gaap/2024 | 0 | 0 | monetary | I | C | Equity, Attributable to Parent | Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. |
| Weighted Average Number Of Diluted Shares Outstanding | us-gaap/2024 | 0 | 0 | shares | D | Weighted Average Number of Shares Outstanding, Diluted | The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. | |
| Consolidation Of Securitization Vehicle Liabilities | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Consolidation Of Securitization Vehicle Liabilities | Consolidation Of Securitization Vehicle Liabilities |
| Distributions Preferred Units | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Distributions Preferred Units | Distributions declared for preferred units during the period. |
| Increase Decrease In Accrued Liabilities And Other | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Increase (Decrease) in Accrued Liabilities and Other | The change during the period in carrying value of accounts payable, accrued expenses and fair value of hedges, due within one year or operating cycle. |
| Segment Operator Expense | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Segment Operator Expense | Segment Operator Expense |
| Segment Operator Tax Expenses | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Segment, Operator Tax Expenses | Segment, Operator Tax Expenses |
| Operating Partnership Noncontrolling Interest Fair Value Adjustment | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Operating Partnership Noncontrolling Interest Fair Value Adjustment | Represents the fair value adjustment to the noncontrolling interest in the operating partnership. |
| Accounts And Notes Receivable Net | us-gaap/2024 | 0 | 0 | monetary | I | D | Accounts and Financing Receivable, after Allowance for Credit Loss | Amount, after allowance for credit loss, of accounts and financing receivable. Includes, but is not limited to, notes and loan receivable. |
| Accumulated Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | 0 | 0 | monetary | I | C | Accumulated Other Comprehensive Income (Loss), Net of Tax | Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source. |
| Assets | us-gaap/2024 | 0 | 0 | monetary | I | D | Assets | Amount of asset recognized for present right to economic benefit. |
| Common Stock Shares Issued | us-gaap/2024 | 0 | 0 | shares | I | Common Stock, Shares, Issued | Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. | |
| Dividends Payable Current And Noncurrent | us-gaap/2024 | 0 | 0 | monetary | I | C | Dividends Payable | Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. |
| Earnings Per Share Diluted | us-gaap/2024 | 0 | 0 | perShare | D | Earnings Per Share, Diluted | The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. | |
| Income Taxes Paid | us-gaap/2024 | 0 | 0 | monetary | D | C | Income Taxes Paid | Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. |
| Increase Decrease In Deferred Leasing Fees | us-gaap/2024 | 0 | 0 | monetary | D | C | Increase (Decrease) in Deferred Leasing Fees | The increase (decrease) during the reporting period in the book value of deferred leasing fees. Amortization of these fees over the terms of the leases reduces deferred leasing fees. Originating new leases increases the balance of deferred leasing fees. |
| Consolidation Of Securitization Vehicle Liabilities | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Consolidation Of Securitization Vehicle Liabilities | Consolidation Of Securitization Vehicle Liabilities |
| Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | us-gaap/2024 | 0 | 0 | monetary | D | D | Noncontrolling Interest in Net Income (Loss) Operating Partnerships, Redeemable | Amount after tax of income (loss) attributable to redeemable noncontrolling partner in an operating partnership. |
| Nonredeemable Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | I | C | Nonredeemable Noncontrolling Interest | Portion of equity (net assets) in a subsidiary not attributable, directly or indirectly, to the parent entity which is not redeemable by the parent entity. |
| Operating Lease Right Of Use Asset | us-gaap/2024 | 0 | 0 | monetary | I | D | Operating Lease, Right-of-Use Asset | Amount of lessee's right to use underlying asset under operating lease. |
| Other Receivables | us-gaap/2024 | 0 | 0 | monetary | I | D | Other Receivables | Amount due from parties in nontrade transactions, classified as other. |
| Payments For Repurchase Of Redeemable Preferred Stock | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments for Repurchase of Redeemable Preferred Stock | The cash outflow for reacquisition of callable preferred stock. |
| Security Deposit Liability | us-gaap/2024 | 0 | 0 | monetary | I | C | Security Deposit Liability | This element represents money paid in advance to protect the provider of a product or service, such as a lessor, against damage or nonpayment by the buyer or tenant (lessee) during the term of the agreement. Such damages may include physical damage to the property, theft of property, and other contractual breaches. Security deposits held may be interest or noninterest bearing. |
| Temporary Equity Liquidation Preference Per Share | us-gaap/2024 | 0 | 0 | perShare | I | Temporary Equity, Liquidation Preference Per Share | The per share liquidation preference (or restrictions) of stock classified as temporary equity that has a preference in involuntary liquidation considerably in excess of the par or stated value of the shares. The liquidation preference is the difference between the preference in liquidation and the par or stated values of the share. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. | |
| Unsecured Debt | us-gaap/2024 | 0 | 0 | monetary | I | C | Unsecured Debt | Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer). |
| Weighted Average Limited Partnership Units Outstanding | us-gaap/2024 | 0 | 0 | shares | D | Weighted Average Limited Partnership Units Outstanding, Basic | Weighted average number of limited partnership units outstanding determined by relating the portion of time within a reporting period that limited partnership units have been outstanding to the total time in that period. | |
| Building Leasehold Improvements Gross | 0001040971-25-000019 | 1 | 0 | monetary | I | D | Building Leasehold Improvements, Gross | Carrying amount at the balance sheet date of long-lived, depreciable asset that is an addition or improvement to assets held under lease arrangement as well as the initial investment in a leasehold interest. |
| Debt And Preferred Equity Reserves | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Debt And Preferred Equity Reserves | Debt And Preferred Equity Reserves |
| General And Limited Partners Capital Account | 0001040971-25-000019 | 1 | 0 | monetary | I | C | General And Limited Partners Capital Account | General And Limited Partners Capital Account |
| Non Cash Lease Expense | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Non Cash Lease Expense | Non Cash Lease Expense |
| Origination Of Debt And Preferred Equity Investments | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Origination Of Debt And Preferred Equity Investments | Origination Of Debt And Preferred Equity Investments |
| Purchase Price Fair Value Adjustment Gain Loss | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Purchase Price, Fair Value Adjustment, Gain (Loss) | Purchase Price, Fair Value Adjustment, Gain (Loss) |
| Share Repurchases Or Redemption Payable | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Share Repurchases Or Redemption Payable | Share Repurchases Or Redemption Payable |
| General And Limited Partners Capital Account | 0001040971-25-000022 | 1 | 0 | monetary | I | C | General And Limited Partners Capital Account | General And Limited Partners Capital Account |
| Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Payments For (Proceeds From) Acquisition Deposits And Deferred Purchase Price | Payments For (Proceeds From) Acquisition Deposits And Deferred Purchase Price |
| Profit Loss Less Minority Interest In Net Income Loss Operating Partnerships | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Profit (Loss) Less Minority Interest in Net Income (Loss) Operating Partnerships | Net income including minority interest in partnerships. |
| Total Costs And Expenses Including Nonoperating Income Expense | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Total Costs and Expenses Including Nonoperating Income (Expense) | This element represents the total of the costs related to real estate revenues, including management, leasing, and development services and income (expense) from ancillary business-related activities. |
| Origination Of Debt And Preferred Equity Investments | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Origination Of Debt And Preferred Equity Investments | Origination Of Debt And Preferred Equity Investments |
| Dividends Common Stock | us-gaap/2024 | 0 | 0 | monetary | D | D | Dividends, Common Stock | Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). |
| Depreciation Depletion And Amortization | us-gaap/2024 | 0 | 0 | monetary | D | D | Depreciation, Depletion and Amortization | The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. |
| Increase Decrease In Other Operating Assets | us-gaap/2024 | 0 | 0 | monetary | D | C | Increase (Decrease) in Other Operating Assets | Amount of increase (decrease) in operating assets classified as other. |
| Line Of Credit | us-gaap/2024 | 0 | 0 | monetary | I | C | Long-Term Line of Credit | The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. |
| Operating Lease Liability | us-gaap/2024 | 0 | 0 | monetary | I | C | Operating Lease, Liability | Present value of lessee's discounted obligation for lease payments from operating lease. |
| Partners Capital Attributable To Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | I | C | Partners' Capital Attributable to Noncontrolling Interest | Total of all Partners' Capital (deficit) items which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). |
| Payments To Minority Shareholders | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments to Noncontrolling Interests | Amount of cash outflow to a noncontrolling interest. Includes, but not limited to, reduction of noncontrolling interest ownership. Excludes dividends paid to the noncontrolling interest. |
| Preferred Stock Shares Issued | us-gaap/2024 | 0 | 0 | shares | I | Preferred Stock, Shares Issued | Number of shares issued for nonredeemable preferred shares and preferred shares redeemable solely at option of issuer. Includes, but is not limited to, preferred shares issued, repurchased, and held as treasury shares. Excludes preferred shares classified as debt. | |
| Proceeds From Sale And Maturity Of Marketable Securities | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Sale and Maturity of Marketable Securities | The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. |
| Selling General And Administrative Expense | us-gaap/2024 | 0 | 0 | monetary | D | D | Selling, General and Administrative Expense | The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. |
| Consolidation Of Securitization Vehicle Assets | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Consolidation Of Securitization Vehicle Assets | Consolidation Of Securitization Vehicle Assets |
| Extinguishment Of Debt In Connection With Property Dispositions | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Extinguishment Of Debt In Connection With Property Dispositions | Extinguishment Of Debt In Connection With Property Dispositions |
| Issuance Of Special Distribution Paid Primarily In Units | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Issuance Of Special Distribution Paid Primarily In Units | Issuance Of Special Distribution Paid Primarily In Units |
| Segment Operator Revenue | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Segment Operator Revenue | Segment Operator Revenue |
| Unit Dividends Units | 0001040971-25-000019 | 1 | 0 | shares | D | Unit Dividends, Units | Unit Dividends, Units | |
| Purchase Price Fair Value Adjustment Gain Loss | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Purchase Price, Fair Value Adjustment, Gain (Loss) | Purchase Price, Fair Value Adjustment, Gain (Loss) |
| Segment Operator Revenue | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Segment Operator Revenue | Segment Operator Revenue |
| Share Repurchases Or Redemption Payable | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Share Repurchases Or Redemption Payable | Share Repurchases Or Redemption Payable |
| Profit Loss | us-gaap/2024 | 0 | 0 | monetary | D | C | Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. |
| Distributions To Noncontrolling Interests Other Partnerships | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Distributions to Noncontrolling Interests Other Partnerships | The cash outflow for distributions to the entity's partner from a consolidated joint venture. |
| Business Combination Acquisition Related Costs | us-gaap/2024 | 0 | 0 | monetary | D | D | Business Combination, Acquisition Related Costs | This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. |
| Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | 0 | 0 | monetary | I | D | Cash and Cash Equivalents, at Carrying Value | Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. |
| Contract With Customer Liability | us-gaap/2024 | 0 | 0 | monetary | I | C | Contract with Customer, Liability | Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. |
| Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | 0 | 0 | monetary | D | C | Equity Method Investment, Realized Gain (Loss) on Disposal | Amount of gain (loss) on sale or disposal of an equity method investment. |
| Equity Method Investments | us-gaap/2024 | 0 | 0 | monetary | I | D | Equity Method Investments | This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. |
| Increase Decrease In Due From Related Parties Current | us-gaap/2024 | 0 | 0 | monetary | D | C | Increase (Decrease) in Due from Related Parties, Current | The aggregate increase (decrease) during the reporting period in the amount due from the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence. |
| Interest And Fee Income Loans Commercial And Residential Real Estate | us-gaap/2024 | 0 | 0 | monetary | D | C | Interest and Fee Income, Loans, Commercial and Residential, Real Estate | Interest and fee income from commercial and residential real estate loans. |
| Investment Building And Building Improvements | us-gaap/2024 | 0 | 0 | monetary | I | D | Investment Building and Building Improvements | Aggregate of the carrying amounts as of the balance sheet date of investments in building and building improvements. |
| Limited Partners Capital Account Units Outstanding | us-gaap/2024 | 0 | 0 | shares | I | Limited Partners' Capital Account, Units Outstanding | The number of limited partner units outstanding. | |
| Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | us-gaap/2024 | 0 | 0 | monetary | D | D | Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders | Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders. |
| Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable | us-gaap/2024 | 0 | 0 | monetary | D | D | Noncontrolling Interest in Net Income (Loss) Other Noncontrolling Interests, Redeemable | Amount after tax of income (loss) attributable to other redeemable noncontrolling equity holder. |
| Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | us-gaap/2024 | 0 | 0 | monetary | D | D | Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable | Amount after tax of income (loss) attributable to redeemable noncontrolling preferred unit holders. |
| Operating Lease Cost | us-gaap/2024 | 0 | 0 | monetary | D | D | Operating Lease, Cost | Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. |
| Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | 0 | 0 | monetary | D | C | Other Comprehensive Income (Loss), Net of Tax | Amount after tax and reclassification adjustments of other comprehensive income (loss). |
| Other Noncash Income Expense | us-gaap/2024 | 0 | 0 | monetary | D | C | Other Noncash Income (Expense) | Amount of income (expense) included in net income that results in no cash inflow (outflow), classified as other. |
| Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | I | C | Partners' Capital, Including Portion Attributable to Noncontrolling Interest | Amount of partners' capital (deficit), including portions attributable to both the parent and noncontrolling interests. Excludes temporary equity and is sometimes called permanent equity. |
| Preferred Stock Value | us-gaap/2024 | 0 | 0 | monetary | I | C | Preferred Stock, Value, Issued | Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity. |
| Repayments Of Secured Debt | us-gaap/2024 | 0 | 0 | monetary | D | C | Repayments of Secured Debt | The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt. |
| Stock Issued During Period Value Dividend Reinvestment Plan | us-gaap/2024 | 0 | 0 | monetary | D | C | Stock Issued During Period, Value, Dividend Reinvestment Plan | Value of stock issued during the period from a dividend reinvestment plan (DRIP). A dividend reinvestment plan allows the holder of the stock to reinvest dividends paid to them by the entity on new issues of stock by the entity. |
| Treasury Stock Shares Acquired | us-gaap/2024 | 0 | 0 | shares | D | Treasury Stock, Shares, Acquired | Number of shares that have been repurchased during the period and are being held in treasury. | |
| Consolidation Of A Subsidiary | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Consolidation Of A Subsidiary | Consolidation Of A Subsidiary |
| Consolidation Of Partially Owned Entity | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Consolidation Of Partially Owned Entity | Consolidation Of Partially Owned Entity |
| Deconsolidation Of Subsidiary Mortgage | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Deconsolidation Of Subsidiary Mortgage | Deconsolidation Of Subsidiary Mortgage |
| Issuance Of Special Dividend Stock Dividend | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Issuance Of Special Dividend, Stock Dividend | Issuance Of Special Dividend, Stock Dividend |
| Payments For Proceeds From Other Investments | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Payments For (Proceeds From) Other Investments | Payments For (Proceeds) Other Investments |
| Deferred Compensation Plan And Stock Award Shares | 0001040971-25-000022 | 1 | 0 | shares | D | Deferred Compensation Plan and Stock Award, Shares | Number of shares issued during the period from a Deferred Compensation Plan and Stock Award. | |
| Depreciable Real Estate Reserves Cash Flow Effect | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Depreciable Real Estate Reserves, Cash Flow Effect | Depreciable Real Estate Reserves, Cash Flow Effect |
| Measurement Adjustment For Redeemable Noncontrolling Interest | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Measurement Adjustment For Redeemable Noncontrolling Interest | Measurement Adjustment For Redeemable Noncontrolling Interest |
| Cash Acquired From Acquisition | us-gaap/2024 | 0 | 0 | monetary | D | D | Cash Acquired from Acquisition | The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). |
| Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | us-gaap/2024 | 0 | 0 | monetary | I | C | Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust | Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer. |
| Land | us-gaap/2024 | 0 | 0 | monetary | I | D | Land | Amount before accumulated depletion of real estate held for productive use, excluding land held for sale. |
| Marketable Securities | us-gaap/2024 | 0 | 0 | monetary | I | D | Marketable Securities | Amount of investment in marketable security. |
| Net Cash Provided By Used In Operating Activities | us-gaap/2024 | 0 | 0 | monetary | D | Net Cash Provided by (Used in) Operating Activities | Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. | |
| Operating Lease Lease Income | us-gaap/2024 | 0 | 0 | monetary | D | C | Operating Lease, Lease Income | Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable. |
| Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | us-gaap/2024 | 0 | 0 | monetary | D | C | OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax | Amount, after tax and adjustment, of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale) and unrealized gain (loss) on investment in debt security measured at amortized cost (held-to-maturity) from transfer to available-for-sale. |
| Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | us-gaap/2024 | 0 | 0 | monetary | D | D | Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest | Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests. |
| Partners Capital Account Units | us-gaap/2024 | 0 | 0 | shares | I | Partners' Capital Account, Units | The number of each class of partnership units outstanding at the balance sheet date. Units represent shares of ownership of the general, limited, and preferred partners. | |
| Real Estate Tax Expense | us-gaap/2024 | 0 | 0 | monetary | D | D | Real Estate Tax Expense | A tax based on the assessed value of real estate by the local government. The tax is usually based on the value of property (including the land). |
| Servicing Liability | us-gaap/2024 | 0 | 0 | monetary | I | C | Servicing Liability | Aggregate amount of servicing liabilities that are subsequently measured at fair value and servicing liabilities that are subsequently measured using the amortization method. |
| Building Leasehold Improvements Gross | 0001040971-25-000022 | 1 | 0 | monetary | I | D | Building Leasehold Improvements, Gross | Carrying amount at the balance sheet date of long-lived, depreciable asset that is an addition or improvement to assets held under lease arrangement as well as the initial investment in a leasehold interest. |
| Temporary Equity Shares Outstanding | us-gaap/2024 | 0 | 0 | shares | I | Temporary Equity, Shares Outstanding | The number of securities classified as temporary equity that have been issued and are held by the entity's shareholders. Securities outstanding equals securities issued minus securities held in treasury. Temporary equity is a security with redemption features that are outside the control of the issuer, is not classified as an asset or liability in conformity with GAAP, and is not mandatorily redeemable. Includes any type of security that is redeemable at a fixed or determinable price or on a fixed or determinable date or dates, is redeemable at the option of the holder, or has conditions for redemption which are not solely within the control of the issuer. If convertible, the issuer does not control the actions or events necessary to issue the maximum number of shares that could be required to be delivered under the conversion option if the holder exercises the option to convert the stock to another class of equity. If the security is a warrant or a rights issue, the warrant or rights issue is considered to be temporary equity if the issuer cannot demonstrate that it would be able to deliver upon the exercise of the option by the holder in all cases. Includes stock with put option held by ESOP and stock redeemable by holder only in the event of a change in control of the issuer. | |
| Weighted Average Limited Partnership Units Outstanding Diluted | us-gaap/2024 | 0 | 0 | shares | D | Weighted Average Limited Partnership Units Outstanding, Diluted | Weighted average number of limited partnership units outstanding determined by relating the portion of time within a reporting period that limited partnership units have been outstanding to the total time in that period. Used in the calculation of diluted net income or loss per limited partnership unit. | |
| Consolidation Of Joint Venture Interest | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Consolidation of Joint Venture Interest | This element represent the net income (loss) in consolidation of joint venture interest. |
| Deferred Compensation Plan And Stock Award Net | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Deferred Compensation Plan and Stock Award, Net | Value of stock issued during the period from a deferred compensation plan and stock award, net. |
| Depreciable Real Estate Reserves Cash Flow Effect | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Depreciable Real Estate Reserves, Cash Flow Effect | Depreciable Real Estate Reserves, Cash Flow Effect |
| Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture |
| Increase Decreasein Noncontrolling Interestin Joint Ventures | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Increase (Decrease) in Noncontrolling Interest in Joint Ventures | Increase (Decrease) in Noncontrolling Interest in Joint Ventures |
| Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles |
| Investment In Joint Venture | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Investment In Joint Venture | Investment In Joint Venture |
| Proceeds From Noncontrolling Interests In Other Partnerships | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Proceeds from Noncontrolling Interests in Other Partnerships | The cash inflow from the capital received in cash from a partner in a consolidated partnership during the period. |
| Removalof Fully Depreciated Real Estate Assets | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Removal of Fully Depreciated Real Estate Assets | Removal of Fully Depreciated Real Estate Assets |
| Consolidation Of Mortgage Loan Payable | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Consolidation Of Mortgage Loan Payable | Consolidation Of Mortgage Loan Payable |
| Proceeds Distributions From Cumulative Earnings From Unconsolidated Joint Ventures | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Proceeds (Distributions) From Cumulative Earnings From Unconsolidated Joint Ventures | Proceeds (Distributions) From Cumulative Earnings From Unconsolidated Joint Ventures |
| Profit Loss Less Preferred Distributions | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Profit Loss, Less Preferred Distributions | The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest, less preferred distributions during the period. |
| Reallocationof Noncontrolling Interest In Operating Partnership Increase Decrease | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Reallocation of Noncontrolling Interest In Operating Partnership, Increase (Decrease) | Reallocation of Noncontrolling Interest To (From) Operating Partnership |
| Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | us-gaap/2024 | 0 | 0 | monetary | D | D | Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect | Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. |
| Amortization Of Financing Costs | us-gaap/2024 | 0 | 0 | monetary | D | D | Amortization of Debt Issuance Costs | Amount of amortization expense attributable to debt issuance costs. |
| Capital Expenditures Incurred But Not Yet Paid | us-gaap/2024 | 0 | 0 | monetary | D | C | Capital Expenditures Incurred but Not yet Paid | Future cash outflow to pay for purchases of fixed assets that have occurred. |
| Deferred Rent Receivables Net | us-gaap/2024 | 0 | 0 | monetary | I | D | Deferred Rent Receivables, Net | Amount of excess of rental income recognized over rental payment required by lease. |
| Equity Method Investment Dividends Or Distributions | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Equity Method Investment, Distribution | Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities. |
| Income Loss From Equity Method Investments | us-gaap/2024 | 0 | 0 | monetary | D | C | Income (Loss) from Equity Method Investments | Amount of income (loss) for proportionate share of equity method investee's income (loss). |
| Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent | us-gaap/2024 | 0 | 0 | monetary | D | C | Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | Amount after tax of other comprehensive income (loss) attributable to parent entity. |
| Revenues | us-gaap/2024 | 0 | 0 | monetary | D | C | Revenues | Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). |
| Servicing Asset | us-gaap/2024 | 0 | 0 | monetary | I | D | Servicing Asset | Aggregate amount of servicing assets that are subsequently measured at fair value and servicing assets that are subsequently measured using the amortization method. |
| Servicing Asset At Fair Value Amount | us-gaap/2024 | 0 | 0 | monetary | I | D | Servicing Asset at Fair Value, Amount | Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements. |
| Servicing Liability At Fair Value Amount | us-gaap/2024 | 0 | 0 | monetary | I | C | Servicing Liability at Fair Value, Amount | Fair value of a liability representing servicing arrangements under which the estimated future revenue from contractually specified servicing fees, late charges, and other ancillary revenues are not expected to adequately compensate the servicer. |
| Stock Issued During Period Shares New Issues | us-gaap/2024 | 0 | 0 | shares | D | Stock Issued During Period, Shares, New Issues | Number of new stock issued during the period. | |
| Assumption Of Mortgage And Mezzanine Loans | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Assumption Of Mortgage And Mezzanine Loans | Assumption Of Mortgage And Mezzanine Loans |
| Measurement Adjustment For Redeemable Noncontrolling Interest | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Measurement Adjustment For Redeemable Noncontrolling Interest | Measurement Adjustment For Redeemable Noncontrolling Interest |
| Repayments Or Redemption Of Debt And Preferred Equity Investments | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Repayments Or Redemption Of Debt And Preferred Equity Investments | Repayments Or Redemption Of Debt And Preferred Equity Investments |
| Contribution To Consolidated Joint Venture Interest | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Contribution To Consolidated Joint Venture Interest | Contribution To Consolidated Joint Venture Interest |
| Increase Decrease In Accrued Liabilities And Other | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Increase (Decrease) in Accrued Liabilities and Other | The change during the period in carrying value of accounts payable, accrued expenses and fair value of hedges, due within one year or operating cycle. |
| Commitments And Contingencies | us-gaap/2024 | 0 | 0 | monetary | I | C | Commitments and Contingencies | Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur. |
| Common Stock Shares Authorized | us-gaap/2024 | 0 | 0 | shares | I | Common Stock, Shares Authorized | The maximum number of common shares permitted to be issued by an entity's charter and bylaws. | |
| Increase Decrease In Operating Lease Liability | us-gaap/2024 | 0 | 0 | monetary | D | D | Increase (Decrease) in Operating Lease Liability | Amount of increase (decrease) in obligation for operating lease. |
| Gains Losses On Extinguishment Of Debt | us-gaap/2024 | 0 | 0 | monetary | D | C | Gain (Loss) on Extinguishment of Debt | Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. |
| Dividends Preferred Stock | us-gaap/2024 | 0 | 0 | monetary | D | D | Dividends, Preferred Stock | Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). |
| Finance Lease Liability | us-gaap/2024 | 0 | 0 | monetary | I | C | Finance Lease, Liability | Present value of lessee's discounted obligation for lease payments from finance lease. |
| Interest Expense Other | us-gaap/2024 | 0 | 0 | monetary | D | D | Interest Expense, Other | Amount of interest expense classified as other. |
| Interest Paid Net | us-gaap/2024 | 0 | 0 | monetary | D | C | Interest Paid, Excluding Capitalized Interest, Operating Activities | Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. |
| Interest Payable Current And Noncurrent | us-gaap/2024 | 0 | 0 | monetary | I | C | Interest Payable | Amount of interest payable on debt, including, but not limited to, trade payables. |
| Net Cash Provided By Used In Financing Activities | us-gaap/2024 | 0 | 0 | monetary | D | D | Net Cash Provided by (Used in) Financing Activities | Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. |
| Net Income Loss Available To Common Stockholders Basic | us-gaap/2024 | 0 | 0 | monetary | D | C | Net Income (Loss) Available to Common Stockholders, Basic | Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. |
| Noncontrolling Interest Increase From Subsidiary Equity Issuance | us-gaap/2024 | 0 | 0 | monetary | D | C | Noncontrolling Interest, Increase from Subsidiary Equity Issuance | Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders. |
| Operating Costs And Expenses | us-gaap/2024 | 0 | 0 | monetary | D | D | Operating Costs and Expenses | Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense. |
| Other Liabilities | us-gaap/2024 | 0 | 0 | monetary | I | C | Other Liabilities | Amount of liabilities classified as other. |
| Partners Capital | us-gaap/2024 | 0 | 0 | monetary | I | C | Partners' Capital | The amount of ownership interest of different classes of partners in limited partnership. |
| Payments Related To Tax Withholding For Share Based Compensation | us-gaap/2024 | 0 | 0 | monetary | D | C | Payment, Tax Withholding, Share-Based Payment Arrangement | Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. |
| Preferred Stock Par Or Stated Value Per Share | us-gaap/2024 | 0 | 0 | perShare | I | Preferred Stock, Par or Stated Value Per Share | Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. | |
| Real Estate Investment Property Net | us-gaap/2024 | 0 | 0 | monetary | I | D | Real Estate Investment Property, Net | Amount of real estate investment property, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments. |
| Secured Debt | us-gaap/2024 | 0 | 0 | monetary | I | C | Secured Debt | Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower. |
| Shares Outstanding | us-gaap/2024 | 0 | 0 | shares | I | Shares, Outstanding | Number of shares issued which are neither cancelled nor held in the treasury. | |
| Stock Issued During Period Shares Conversion Of Units | us-gaap/2024 | 0 | 0 | shares | D | Stock Issued During Period, Shares, Conversion of Units | The number of shares issued during the period upon the conversion of units. An example of a convertible unit is an umbrella partnership real estate investment trust unit (UPREIT unit). | |
| Stock Issued During Period Value Stock Dividend | us-gaap/2024 | 0 | 0 | monetary | D | C | Stock Issued During Period, Value, Stock Dividend | Value of stock issued to shareholders as a dividend during the period. |
| Payments For Repurchase Of Other Equity | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments for Repurchase of Other Equity | Amount of cash outflow to reacquire equity classified as other. |
| Deferred Compensation Plan And Stock Award Shares | 0001040971-25-000019 | 1 | 0 | shares | D | Deferred Compensation Plan and Stock Award, Shares | Number of shares issued during the period from a Deferred Compensation Plan and Stock Award. | |
| Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Other Comprehensive Income (Loss), Net of Tax, Less Portion Attributable to Noncontrolling Interest | Other Comprehensive Income (Loss), Net of Tax, Less Portion Attributable to Noncontrolling Interest |
| Consolidation Of Joint Venture Interest | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Consolidation of Joint Venture Interest | This element represent the net income (loss) in consolidation of joint venture interest. |
| Consolidation Of Securitization Vehicle Assets | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Consolidation Of Securitization Vehicle Assets | Consolidation Of Securitization Vehicle Assets |
| Deferred Compensation Plan And Stock Award Net | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Deferred Compensation Plan and Stock Award, Net | Value of stock issued during the period from a deferred compensation plan and stock award, net. |
| Depreciable Real Estate Reserves Effecton Earnings | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Depreciable Real Estate Reserves, Effect on Earnings | Depreciable Real Estate Reserves, Effect on Earnings |
| Payments To Acquire Land Buildings And Improvements | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Payments To Acquire Land, Buildings And Improvements | Payments To Acquire Land, Buildings And Improvements |
| Removalof Fully Depreciated Real Estate Assets | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Removal of Fully Depreciated Real Estate Assets | Removal of Fully Depreciated Real Estate Assets |
| Deferred Costs Current And Noncurrent | us-gaap/2024 | 0 | 0 | monetary | I | D | Deferred Costs | The carrying amount of deferred costs. |
| Earnings Per Share Basic | us-gaap/2024 | 0 | 0 | perShare | D | Earnings Per Share, Basic | The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. | |
| Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | us-gaap/2024 | 0 | 0 | monetary | I | C | Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. |
| Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | 0 | 0 | monetary | D | D | Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) | Amount, excluding accrued interest, of credit loss expense (reversal of expense) on financing receivable. Excludes net investment in lease. |
| Net Cash Provided By Used In Investing Activities | us-gaap/2024 | 0 | 0 | monetary | D | D | Net Cash Provided by (Used in) Investing Activities | Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. |
| Payments Of Financing Costs | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments of Financing Costs | The cash outflow for loan and debt issuance costs. |
| Payments To Acquire Marketable Securities | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments to Acquire Marketable Securities | Amount of cash outflow for purchase of marketable security. |
| Preferred Stock Shares Outstanding | us-gaap/2024 | 0 | 0 | shares | I | Preferred Stock, Shares Outstanding | Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. | |
| Proceeds From Issuance Of Common Stock | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Issuance of Common Stock | The cash inflow from the additional capital contribution to the entity. |
| Proceeds From Issuance Of Secured Debt | us-gaap/2024 | 0 | 0 | monetary | D | D | Proceeds from Issuance of Secured Debt | The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt. |
| Restricted Cash And Cash Equivalents | us-gaap/2024 | 0 | 0 | monetary | I | D | Restricted Cash and Cash Equivalents | Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. |
| Stock Issued During Period Value New Issues | us-gaap/2024 | 0 | 0 | monetary | D | C | Stock Issued During Period, Value, New Issues | Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. |
| Treasury Stock Common Value | us-gaap/2024 | 0 | 0 | monetary | I | D | Treasury Stock, Common, Value | Amount allocated to previously issued common shares repurchased by the issuing entity and held in treasury. |
| Payments To Acquire Loans Receivable | us-gaap/2024 | 0 | 0 | monetary | D | C | Payments to Acquire Loans Receivable | The cash outflow for the purchase of loan receivable arising from the financing of goods and services. |
| Deconsolidation Real Estate Investments | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Deconsolidation Real Estate Investments | Represents the change in the carrying value of real estate investments resulting from deconsolidation. |
| Distribution To Noncontrolling Interest Operating Partnership | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Distribution to Noncontrolling Interest Operating Partnership | The cash outflow for distributions to partners in a partnership. |
| Measurement Adjustment For Redeemable Noncontrolling Interest Noncash Investing And Financing Activities | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Measurement Adjustment For Redeemable Noncontrolling Interest, Noncash Investing and Financing Activities | Measurement Adjustment For Redeemable Noncontrolling Interest, Noncash Investing and Financing Activities |
| Noncontrolling Interest Decrease In Common Stock From Acquisition Of Subsidiary Interest | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Noncontrolling Interest, Decrease in Common Stock From Acquisition Of Subsidiary Interest | Noncontrolling Interest, Decrease in Common Stock From Acquisition Of Subsidiary Interest |
| Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Payments For (Proceeds From) Acquisition Deposits And Deferred Purchase Price | Payments For (Proceeds From) Acquisition Deposits And Deferred Purchase Price |
| Payments To Acquire Land Buildings And Improvements | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Payments To Acquire Land, Buildings And Improvements | Payments To Acquire Land, Buildings And Improvements |
| Proceeds From Other Obligation Related To Secured Borrowing | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Proceeds From Other Obligation Related To Secured Borrowing | Proceeds From Other Obligation Related To Secured Borrowing |
| Profit Loss Less Preferred Distributions | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Profit Loss, Less Preferred Distributions | The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest, less preferred distributions during the period. |
| Acquisition Of Subsidiary Interest From Noncontrolling Interest | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Acquisition Of Subsidiary Interest From Noncontrolling Interest | Acquisition Of Subsidiary Interest From Noncontrolling Interest |
| Distributions Preferred Units | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Distributions Preferred Units | Distributions declared for preferred units during the period. |
| Gain Loss On Purchase Price Fair Value Adjustment Gross | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Gain (Loss) On Purchase Price Fair Value Adjustment Gross | The impact of fair value adjustments on purchase price and it's impact on net income or loss for the period, gross. |
| Debt Instrument Fair Value | us-gaap/2024 | 0 | 0 | monetary | I | C | Debt Instrument, Fair Value Disclosure | Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable. |
| Mortgage Loans On Real Estate Commercial And Consumer Net | us-gaap/2024 | 0 | 0 | monetary | I | D | Mortgage Loans on Real Estate, Commercial and Consumer, Net | The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio. |
| Repayments Of Unsecured Debt | us-gaap/2024 | 0 | 0 | monetary | D | C | Repayments of Unsecured Debt | The cash outflow to repay long-term debt that is not secured by collateral. Excludes repayments of tax exempt unsecured debt. |
| Senior Notes | us-gaap/2024 | 0 | 0 | monetary | I | C | Senior Notes | Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. |
| Straight Line Rent | us-gaap/2024 | 0 | 0 | monetary | D | C | Straight Line Rent | Difference between actual rental income due and rental income recognized on a straight-line basis. |
| Treasury Stock Common Shares | us-gaap/2024 | 0 | 0 | shares | I | Treasury Stock, Common, Shares | Number of previously issued common shares repurchased by the issuing entity and held in treasury. | |
| Treasury Stock Value Acquired Cost Method | us-gaap/2024 | 0 | 0 | monetary | D | D | Treasury Stock, Value, Acquired, Cost Method | Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. |
| Weighted Average Number Of Shares Outstanding Basic | us-gaap/2024 | 0 | 0 | shares | D | Weighted Average Number of Shares Outstanding, Basic | Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. | |
| Gain Loss On Purchase Price Fair Value Adjustment Gross | 0001040971-25-000019 | 1 | 0 | monetary | D | C | Gain (Loss) On Purchase Price Fair Value Adjustment Gross | Gain (Loss) On Purchase Price Fair Value Adjustment Gross |
| Other Assets | us-gaap/2024 | 0 | 0 | monetary | I | D | Other Assets | Amount of assets classified as other. |
| Operating Partnership Noncontrolling Interest Fair Value Adjustment | 0001040971-25-000019 | 1 | 0 | monetary | D | D | Operating Partnership Noncontrolling Interest Fair Value Adjustment | Represents the fair value adjustment to the noncontrolling interest in the operating partnership. |
| Consolidation Of A Subsidiary | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Consolidation Of A Subsidiary | Consolidation Of A Subsidiary |
| Payments For Proceeds From Other Investments | 0001040971-25-000022 | 1 | 0 | monetary | D | C | Payments For (Proceeds From) Other Investments | Payments For (Proceeds) Other Investments |
| Proceeds From Noncontrolling Interests In Other Partnerships | 0001040971-25-000022 | 1 | 0 | monetary | D | D | Proceeds from Noncontrolling Interests in Other Partnerships | The cash inflow from the capital received in cash from a partner in a consolidated partnership during the period. |
| Field Name | Field Description |
|---|---|
| tag | The unique identifier (name) for a tag in a specific taxonomy release. |
| version | For a standard tag, an identifier for the taxonomy; otherwise the accession number where the tag was defined. |
| custom | 1 if tag is custom (version=adsh), 0 if it is standard. Note: This flag is technically redundant with the version and adsh columns. |
| abstract | 1 if the tag is not used to represent a numeric fact. |
| datatype | If abstract=1, then NULL, otherwise the data type (e.g., monetary) for the tag. |
| iord | If abstract=1, then NULL; otherwise, “I” if the value is a point-in time, or “D” if the value is a duration. |
| crdr | If datatype = monetary, then the tag’s natural accounting balance (debit or credit); if not defined, then NULL. |
| tlabel | If a standard tag, then the label text provided by the taxonomy, otherwise the text provided by the filer. A tag which had neither would have a NULL value here. |
| doc | The detailed definition for the tag. If a standard tag, then the text provided by the taxonomy, otherwise the text assigned by the filer. Some tags have neither, and this field is NULL. |
| adsh | report | line | stmt | inpth | rfile | tag | version | plabel | negating |
|---|---|---|---|---|---|---|---|---|---|
| 0001040971-25-000019 | 3 | 45 | BS | 0 | H | Additional Paid In Capital | us-gaap/2024 | Additional paid-in-capital | 0 |
| 0001040971-25-000019 | 3 | 46 | BS | 0 | H | Treasury Stock Common Value | us-gaap/2024 | Treasury stock at cost | 1 |
| 0001040971-25-000019 | 3 | 3 | BS | 0 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000019 | 3 | 4 | BS | 0 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000019 | 3 | 5 | BS | 0 | H | Building Leasehold Improvements Gross | 0001040971-25-000019 | Building leasehold and improvements | 0 |
| 0001040971-25-000019 | 3 | 6 | BS | 0 | H | Real Estate Investment Property At Cost | us-gaap/2024 | Total commercial real estate properties, at cost | 0 |
| 0001040971-25-000019 | 3 | 7 | BS | 0 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Less: accumulated depreciation | 1 |
| 0001040971-25-000019 | 3 | 8 | BS | 0 | H | Real Estate Investment Property Net | us-gaap/2024 | Total commercial real estate properties, net | 0 |
| 0001040971-25-000019 | 3 | 9 | BS | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000019 | 3 | 10 | BS | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000019 | 3 | 11 | BS | 0 | H | Marketable Securities | us-gaap/2024 | Investments in marketable securities | 0 |
| 0001040971-25-000019 | 3 | 12 | BS | 0 | H | Accounts And Notes Receivable Net | us-gaap/2024 | Tenant and other receivables | 0 |
| 0001040971-25-000019 | 3 | 13 | BS | 0 | H | Other Receivables | us-gaap/2024 | Related party receivables | 0 |
| 0001040971-25-000019 | 3 | 14 | BS | 0 | H | Deferred Rent Receivables Net | us-gaap/2024 | Deferred rents receivable | 0 |
| 0001040971-25-000019 | 3 | 15 | BS | 0 | H | Mortgage Loans On Real Estate Commercial And Consumer Net | us-gaap/2024 | Debt and preferred equity investments, net of discounts and deferred origination fees of $1,618 and $1,630 and allowances of $13,520 and $13,520 in 2024 and 2023, respectively | 0 |
| 0001040971-25-000019 | 3 | 16 | BS | 0 | H | Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 3 | 17 | BS | 0 | H | Deferred Costs Current And Noncurrent | us-gaap/2024 | Deferred costs, net | 0 |
| 0001040971-25-000019 | 3 | 18 | BS | 0 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right of use asset - operating leases | 0 |
| 0001040971-25-000019 | 3 | 19 | BS | 0 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $584,134 and $ at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 3 | 20 | BS | 0 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000019 | 3 | 21 | BS | 0 | H | Assets | us-gaap/2024 | Total assets | 0 |
| 0001040971-25-000019 | 3 | 23 | BS | 0 | H | Secured Debt | us-gaap/2024 | Mortgages and other loans payable, net | 0 |
| 0001040971-25-000019 | 3 | 24 | BS | 0 | H | Line Of Credit | us-gaap/2024 | Revolving credit facility, net | 0 |
| 0001040971-25-000019 | 3 | 25 | BS | 0 | H | Senior Notes | us-gaap/2024 | Unsecured term loans, net | 0 |
| 0001040971-25-000019 | 3 | 26 | BS | 0 | H | Unsecured Debt | us-gaap/2024 | Unsecured notes, net | 0 |
| 0001040971-25-000019 | 3 | 27 | BS | 0 | H | Interest Payable Current And Noncurrent | us-gaap/2024 | Accrued interest payable | 0 |
| 0001040971-25-000019 | 3 | 28 | BS | 0 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $567,487 and $ at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 3 | 29 | BS | 0 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 3 | 30 | BS | 0 | H | Accounts Payable And Accrued Liabilities Current And Noncurrent | us-gaap/2024 | Accounts payable and accrued expenses | 0 |
| 0001040971-25-000019 | 3 | 31 | BS | 0 | H | Contract With Customer Liability | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000019 | 3 | 32 | BS | 0 | H | Finance Lease Liability | us-gaap/2024 | Lease liability - financing leases | 0 |
| 0001040971-25-000019 | 3 | 33 | BS | 0 | H | Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000019 | 3 | 34 | BS | 0 | H | Dividends Payable Current And Noncurrent | us-gaap/2024 | Dividend and distributions payable | 0 |
| 0001040971-25-000019 | 3 | 35 | BS | 0 | H | Security Deposit Liability | us-gaap/2024 | Security deposits | 0 |
| 0001040971-25-000019 | 3 | 36 | BS | 0 | H | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | us-gaap/2024 | Junior subordinated deferrable interest debentures held by trusts that issued trust preferred securities | 0 |
| 0001040971-25-000019 | 3 | 37 | BS | 0 | H | Liabilities | us-gaap/2024 | Total liabilities | 0 |
| 0001040971-25-000019 | 3 | 38 | BS | 0 | H | Commitments And Contingencies | us-gaap/2024 | Commitments and contingencies (See Note 20) | 0 |
| 0001040971-25-000019 | 3 | 39 | BS | 0 | H | Redeemable Noncontrolling Interest Equity Common Carrying Amount | us-gaap/2024 | Noncontrolling interests in Operating Partnership | 0 |
| 0001040971-25-000019 | 3 | 40 | BS | 0 | H | Redeemable Noncontrolling Interest Equity Preferred Carrying Amount | us-gaap/2024 | Preferred units and redeemable equity | 0 |
| 0001040971-25-000019 | 3 | 43 | BS | 0 | H | Preferred Stock Value | us-gaap/2024 | Series I Preferred Stock, $0.01 par value, $25.00 liquidation preference, 9,200 issued and outstanding at both December 31, 2024 and 2023 | 0 |
| 0001040971-25-000019 | 3 | 44 | BS | 0 | H | Common Stock Value | us-gaap/2024 | Common stock, $0.01 par value, 160,000 shares authorized and 71,097 and 65,786 issued and outstanding at December 31, 2024 and 2023, respectively (including 0 and 1,060 shares held in treasury at December 31, 2024 and 2023, respectively) | 0 |
| 0001040971-25-000019 | 3 | 47 | BS | 0 | H | Accumulated Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Accumulated other comprehensive income | 0 |
| 0001040971-25-000019 | 3 | 48 | BS | 0 | H | Retained Earnings Accumulated Deficit | us-gaap/2024 | Retained deficit | 0 |
| 0001040971-25-000019 | 3 | 49 | BS | 0 | H | Stockholders Equity | us-gaap/2024 | Total SL Green stockholders' equity | 0 |
| 0001040971-25-000019 | 3 | 50 | BS | 0 | H | Nonredeemable Noncontrolling Interest | us-gaap/2024 | Noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000019 | 3 | 51 | BS | 0 | H | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Total equity | 0 |
| 0001040971-25-000019 | 3 | 52 | BS | 0 | H | Liabilities And Stockholders Equity | us-gaap/2024 | Total liabilities and equity/capital | 0 |
| 0001040971-25-000019 | 4 | 11 | BS | 1 | H | Discount Of Structured Finance Investments | 0001040971-25-000019 | Debt and preferred equity investments, net of discounts and deferred origination fees | 0 |
| 0001040971-25-000019 | 4 | 12 | BS | 1 | H | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | us-gaap/2024 | Allowance for loan and lease losses | 0 |
| 0001040971-25-000019 | 4 | 13 | BS | 1 | H | Servicing Asset At Fair Value Amount | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000019 | 4 | 15 | BS | 1 | H | Servicing Liability At Fair Value Amount | us-gaap/2024 | Senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000019 | 4 | 16 | BS | 1 | H | Debt Instrument Fair Value | us-gaap/2024 | Other liabilities | 0 |
| 0001040971-25-000019 | 4 | 18 | BS | 1 | H | Preferred Stock Par Or Stated Value Per Share | us-gaap/2024 | Preferred stock, par (in dollars per share) | 0 |
| 0001040971-25-000019 | 4 | 19 | BS | 1 | H | Preferred Stock Liquidation Preference | us-gaap/2024 | Preferred stock, liquidation preference (in dollars per share) | 0 |
| 0001040971-25-000019 | 4 | 20 | BS | 1 | H | Preferred Stock Shares Issued | us-gaap/2024 | Preferred stock, shares issued (in shares) | 0 |
| 0001040971-25-000019 | 4 | 21 | BS | 1 | H | Preferred Stock Shares Outstanding | us-gaap/2024 | Preferred stock, shares outstanding (in shares) | 0 |
| 0001040971-25-000019 | 4 | 22 | BS | 1 | H | Common Stock Par Or Stated Value Per Share | us-gaap/2024 | Common stock, par value (in dollars per share) | 0 |
| 0001040971-25-000019 | 4 | 23 | BS | 1 | H | Common Stock Shares Authorized | us-gaap/2024 | Common stock, shares authorized (in shares) | 0 |
| 0001040971-25-000019 | 4 | 24 | BS | 1 | H | Common Stock Shares Issued | us-gaap/2024 | Common stock, shares issued (in shares) | 0 |
| 0001040971-25-000019 | 4 | 25 | BS | 1 | H | Common Stock Shares Outstanding | us-gaap/2024 | Common stock, shares outstanding (in shares) | 0 |
| 0001040971-25-000019 | 4 | 26 | BS | 1 | H | Treasury Stock Common Shares | us-gaap/2024 | Treasury stock, shares (in shares) | 0 |
| 0001040971-25-000019 | 4 | 27 | BS | 1 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000019 | 4 | 28 | BS | 1 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000019 | 4 | 29 | BS | 1 | H | Building Leasehold Improvements Gross | 0001040971-25-000019 | Building leasehold and improvements | 0 |
| 0001040971-25-000019 | 4 | 30 | BS | 1 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right of use asset - operating leases | 0 |
| 0001040971-25-000019 | 4 | 31 | BS | 1 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Real Estate Investment Property, Accumulated Depreciation | 0 |
| 0001040971-25-000019 | 4 | 32 | BS | 1 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $584,134 and $ at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 4 | 33 | BS | 1 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000019 | 4 | 34 | BS | 1 | H | Secured Debt | us-gaap/2024 | Mortgages and other loans payable, net | 0 |
| 0001040971-25-000019 | 4 | 35 | BS | 1 | H | Accrued Interest Payable And Other | 0001040971-25-000019 | Accrued interest payable | 0 |
| 0001040971-25-000019 | 4 | 36 | BS | 1 | H | Finance Lease Liability | us-gaap/2024 | Lease liabilities | 0 |
| 0001040971-25-000019 | 4 | 37 | BS | 1 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $567,487 and $ at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 4 | 38 | BS | 1 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 5 | 7 | IS | 0 | H | Operating Lease Lease Income | us-gaap/2024 | Rental revenue, net | 0 |
| 0001040971-25-000019 | 5 | 8 | IS | 0 | H | Segment Operator Revenue | 0001040971-25-000019 | SUMMIT Operator revenue | 0 |
| 0001040971-25-000019 | 5 | 9 | IS | 0 | H | Investment Income Interest And Dividend | us-gaap/2024 | Investment income | 0 |
| 0001040971-25-000019 | 5 | 10 | IS | 0 | H | Interest And Fee Income Loans Commercial And Residential Real Estate | us-gaap/2024 | Interest income from real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000019 | 5 | 11 | IS | 0 | H | Other Income | us-gaap/2024 | Other income | 0 |
| 0001040971-25-000019 | 5 | 12 | IS | 0 | H | Revenues | us-gaap/2024 | Total revenues | 0 |
| 0001040971-25-000019 | 5 | 14 | IS | 0 | H | Operating Costs And Expenses | us-gaap/2024 | Operating expenses, including related party expenses of $7 in 2024, $5 in 2023 and $5,701 in 2022 | 0 |
| 0001040971-25-000019 | 5 | 15 | IS | 0 | H | Real Estate Tax Expense | us-gaap/2024 | Real estate taxes | 0 |
| 0001040971-25-000019 | 5 | 16 | IS | 0 | H | Operating Lease Cost | us-gaap/2024 | Operating lease rent | 0 |
| 0001040971-25-000019 | 5 | 17 | IS | 0 | H | Segment Operator Expense | 0001040971-25-000019 | SUMMIT Operator expenses | 0 |
| 0001040971-25-000019 | 5 | 18 | IS | 0 | H | Interest Expense Other | us-gaap/2024 | Interest expense, net of interest income | 0 |
| 0001040971-25-000019 | 5 | 19 | IS | 0 | H | Amortization Of Financing Costs | us-gaap/2024 | Amortization of deferred financing costs | 0 |
| 0001040971-25-000019 | 5 | 20 | IS | 0 | H | Segment Operator Tax Expenses | 0001040971-25-000019 | SUMMIT Operator tax expense | 0 |
| 0001040971-25-000019 | 5 | 21 | IS | 0 | H | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0001040971-25-000019 | Interest expense on senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000019 | 5 | 22 | IS | 0 | H | Depreciation And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000019 | 5 | 23 | IS | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Loan loss and other investment reserves, net of recoveries | 0 |
| 0001040971-25-000019 | 5 | 24 | IS | 0 | H | Business Combination Acquisition Related Costs | us-gaap/2024 | Transaction related costs | 0 |
| 0001040971-25-000019 | 5 | 25 | IS | 0 | H | Selling General And Administrative Expense | us-gaap/2024 | Marketing, general and administrative | 0 |
| 0001040971-25-000019 | 5 | 26 | IS | 0 | H | Total Costs And Expenses Including Nonoperating Income Expense | 0001040971-25-000019 | Total expenses | 0 |
| 0001040971-25-000019 | 5 | 27 | IS | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net loss from unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 5 | 28 | IS | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net gain (loss) on sale of interest in unconsolidated joint venture/real estate | 0 |
| 0001040971-25-000019 | 5 | 29 | IS | 0 | H | Gain Loss On Purchase Price Fair Value Adjustment Gross | 0001040971-25-000019 | Purchase price and other fair value adjustments | 0 |
| 0001040971-25-000019 | 5 | 30 | IS | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | Gain (loss) on sale of real estate, net | 0 |
| 0001040971-25-000019 | 5 | 31 | IS | 0 | H | Depreciable Real Estate Reserves Effecton Earnings | 0001040971-25-000019 | Depreciable real estate reserves and impairments | 0 |
| 0001040971-25-000019 | 5 | 32 | IS | 0 | H | Gains Losses On Extinguishment Of Debt | us-gaap/2024 | Gain (loss) on early extinguishment of debt | 0 |
| 0001040971-25-000019 | 5 | 33 | IS | 0 | H | Profit Loss | us-gaap/2024 | Net income (loss) | 0 |
| 0001040971-25-000019 | 5 | 35 | IS | 0 | H | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | us-gaap/2024 | Noncontrolling interests in the Operating Partnership | 1 |
| 0001040971-25-000019 | 5 | 36 | IS | 0 | H | Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable | us-gaap/2024 | Noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000019 | 5 | 37 | IS | 0 | H | Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | us-gaap/2024 | Preferred units distributions | 1 |
| 0001040971-25-000019 | 5 | 38 | IS | 0 | H | Net Income Loss | us-gaap/2024 | Net income (loss) attributable to SL Green | 0 |
| 0001040971-25-000019 | 5 | 39 | IS | 0 | H | Dividends Preferred Stock | us-gaap/2024 | Perpetual preferred stock dividends | 1 |
| 0001040971-25-000019 | 5 | 40 | IS | 0 | H | Net Income Loss Available To Common Stockholders Basic | us-gaap/2024 | Net income (loss) attributable to SL Green common stockholders | 0 |
| 0001040971-25-000019 | 5 | 41 | IS | 0 | H | Earnings Per Share Basic | us-gaap/2024 | Basic earnings (loss) per share (in dollars per share) | 0 |
| 0001040971-25-000019 | 5 | 42 | IS | 0 | H | Earnings Per Share Diluted | us-gaap/2024 | Diluted earnings (loss) per share (in dollars per share) | 0 |
| 0001040971-25-000019 | 5 | 43 | IS | 0 | H | Weighted Average Number Of Shares Outstanding Basic | us-gaap/2024 | Basic weighted average common shares outstanding (in shares) | 0 |
| 0001040971-25-000019 | 5 | 44 | IS | 0 | H | Weighted Average Number Of Diluted Shares Outstanding | us-gaap/2024 | Diluted weighted average common shares and common share equivalents outstanding (in shares) | 0 |
| 0001040971-25-000019 | 6 | 6 | IS | 1 | H | Operating Costs And Expenses | us-gaap/2024 | Payments made for services | 0 |
| 0001040971-25-000019 | 7 | 1 | CI | 0 | H | Profit Loss | us-gaap/2024 | Net income (loss) | 0 |
| 0001040971-25-000019 | 7 | 3 | CI | 0 | H | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | us-gaap/2024 | Increase (decrease) in unrealized value of derivative instruments, including SL Green's share of joint venture derivative instruments | 0 |
| 0001040971-25-000019 | 7 | 4 | CI | 0 | H | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | us-gaap/2024 | Increase (decrease) in unrealized value of marketable securities | 0 |
| 0001040971-25-000019 | 7 | 5 | CI | 0 | H | Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Other comprehensive income (loss) | 0 |
| 0001040971-25-000019 | 7 | 6 | CI | 0 | H | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Comprehensive income (loss) | 0 |
| 0001040971-25-000019 | 7 | 7 | CI | 0 | H | Net Income Loss Attributable To Noncontrolling Interest | us-gaap/2024 | Net (income) loss attributable to noncontrolling interests and preferred units distributions | 1 |
| 0001040971-25-000019 | 7 | 8 | CI | 0 | H | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Other comprehensive (income) loss attributable to noncontrolling interests | 1 |
| 0001040971-25-000019 | 7 | 9 | CI | 0 | H | Comprehensive Income Net Of Tax | us-gaap/2024 | Comprehensive income attributable to SL Green/SLGOP | 0 |
| 0001040971-25-000019 | 8 | 16 | EQ | 0 | H | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Beginning balance | 0 |
| 0001040971-25-000019 | 8 | 17 | EQ | 0 | H | Shares Outstanding | us-gaap/2024 | Beginning balance (in shares) | 0 |
| 0001040971-25-000019 | 8 | 18 | EQ | 0 | H | Profit Loss Less Minority Interest In Net Income Loss Operating Partnerships | 0001040971-25-000019 | Net income (loss) | 0 |
| 0001040971-25-000019 | 8 | 19 | EQ | 0 | H | Minority Interest Decrease From Redemptions | us-gaap/2024 | Acquisition of subsidiary interest from noncontrolling interest | 1 |
| 0001040971-25-000019 | 8 | 20 | EQ | 0 | H | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent | us-gaap/2024 | Other comprehensive income (loss) | 0 |
| 0001040971-25-000019 | 8 | 21 | EQ | 0 | H | Dividends Preferred Stock | us-gaap/2024 | Perpetual preferred stock dividends | 1 |
| 0001040971-25-000019 | 8 | 22 | EQ | 0 | H | Stock Issued During Period Shares Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds (in shares) | 0 |
| 0001040971-25-000019 | 8 | 23 | EQ | 0 | H | Stock Issued During Period Value Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds | 0 |
| 0001040971-25-000019 | 8 | 24 | EQ | 0 | H | Stock Issued During Period Shares Conversion Of Units | us-gaap/2024 | Conversion of units in the Operating Partnership to common stock (in shares) | 0 |
| 0001040971-25-000019 | 8 | 25 | EQ | 0 | H | Measurement Adjustment For Redeemable Noncontrolling Interest | 0001040971-25-000019 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000019 | 8 | 26 | EQ | 0 | H | Deferred Compensation Plan And Stock Award Shares | 0001040971-25-000019 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings (in shares) | 0 |
| 0001040971-25-000019 | 8 | 27 | EQ | 0 | H | Deferred Compensation Plan And Stock Award Net | 0001040971-25-000019 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings | 0 |
| 0001040971-25-000019 | 8 | 28 | EQ | 0 | H | Stock Issued During Period Shares New Issues | us-gaap/2024 | Proceeds from issuance of common stock (in shares) | 0 |
| 0001040971-25-000019 | 8 | 29 | EQ | 0 | H | Stock Issued During Period Value New Issues | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000019 | 8 | 30 | EQ | 0 | H | Treasury Stock Shares Acquired | us-gaap/2024 | Repurchases of common stock (in shares) | 1 |
| 0001040971-25-000019 | 8 | 31 | EQ | 0 | H | Treasury Stock Value Acquired Cost Method | us-gaap/2024 | Repurchases of common stock | 1 |
| 0001040971-25-000019 | 8 | 32 | EQ | 0 | H | Consolidation Of Joint Venture Interest | 0001040971-25-000019 | Contributions to consolidated joint venture interests | 0 |
| 0001040971-25-000019 | 8 | 33 | EQ | 0 | H | Consolidation Of Partially Owned Entity | 0001040971-25-000019 | Consolidation of partially owned entity | 0 |
| 0001040971-25-000019 | 8 | 34 | EQ | 0 | H | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | us-gaap/2024 | Cash distributions to noncontrolling interests | 1 |
| 0001040971-25-000019 | 8 | 35 | EQ | 0 | H | Stock Dividends Shares | us-gaap/2024 | Issuance of special dividend paid in stock (in shares) | 0 |
| 0001040971-25-000019 | 8 | 36 | EQ | 0 | H | Stock Issued During Period Value Stock Dividend | us-gaap/2024 | Issuance of special dividend paid in stock | 0 |
| 0001040971-25-000019 | 8 | 37 | EQ | 0 | H | Dividends Common Stock | us-gaap/2024 | Cash distributions declared | 1 |
| 0001040971-25-000019 | 8 | 38 | EQ | 0 | H | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Ending balance | 0 |
| 0001040971-25-000019 | 8 | 39 | EQ | 0 | H | Shares Outstanding | us-gaap/2024 | Ending balance (in shares) | 0 |
| 0001040971-25-000019 | 9 | 1 | EQ | 1 | H | Common Stock Dividends Per Share Declared | us-gaap/2024 | Cash distribution declared, per common share (in dollars per share) | 0 |
| 0001040971-25-000019 | 10 | 2 | CF | 0 | H | Profit Loss | us-gaap/2024 | Net income (loss) | 0 |
| 0001040971-25-000019 | 10 | 4 | CF | 0 | H | Depreciation Depletion And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000019 | 10 | 5 | CF | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net loss from unconsolidated joint ventures | 1 |
| 0001040971-25-000019 | 10 | 6 | CF | 0 | H | Equity Method Investment Dividends Or Distributions | us-gaap/2024 | Distributions of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 10 | 7 | CF | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net (gain) loss on sale of interest in unconsolidated joint venture/real estate | 1 |
| 0001040971-25-000019 | 10 | 8 | CF | 0 | H | Purchase Price Fair Value Adjustment Gain Loss | 0001040971-25-000019 | Purchase price and other fair value adjustments | 1 |
| 0001040971-25-000019 | 10 | 9 | CF | 0 | H | Depreciable Real Estate Reserves Cash Flow Effect | 0001040971-25-000019 | Depreciable real estate reserves and impairments | 1 |
| 0001040971-25-000019 | 10 | 10 | CF | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | (Gain) loss on sale of real estate, net | 1 |
| 0001040971-25-000019 | 10 | 11 | CF | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Loan loss and other investment reserves, net of recoveries | 0 |
| 0001040971-25-000019 | 10 | 12 | CF | 0 | H | Gains Losses On Extinguishment Of Debt | us-gaap/2024 | (Gain) loss on early extinguishment of debt | 1 |
| 0001040971-25-000019 | 10 | 13 | CF | 0 | H | Straight Line Rent | us-gaap/2024 | Deferred rents receivable | 1 |
| 0001040971-25-000019 | 10 | 14 | CF | 0 | H | Non Cash Lease Expense | 0001040971-25-000019 | Non-cash lease expense | 0 |
| 0001040971-25-000019 | 10 | 15 | CF | 0 | H | Other Noncash Income Expense | us-gaap/2024 | Other non-cash adjustments | 1 |
| 0001040971-25-000019 | 10 | 17 | CF | 0 | H | Increase Decrease In Accounts Receivable | us-gaap/2024 | Tenant and other receivables | 1 |
| 0001040971-25-000019 | 10 | 18 | CF | 0 | H | Increase Decrease In Due From Related Parties Current | us-gaap/2024 | Related party receivables | 1 |
| 0001040971-25-000019 | 10 | 19 | CF | 0 | H | Increase Decrease In Deferred Leasing Fees | us-gaap/2024 | Deferred lease costs | 1 |
| 0001040971-25-000019 | 10 | 20 | CF | 0 | H | Increase Decrease In Other Operating Assets | us-gaap/2024 | Other assets | 1 |
| 0001040971-25-000019 | 10 | 21 | CF | 0 | H | Increase Decrease In Accrued Liabilities And Other | 0001040971-25-000019 | Accounts payable, accrued expenses, other liabilities and security deposits | 0 |
| 0001040971-25-000019 | 10 | 22 | CF | 0 | H | Increase Decrease In Deferred Liabilities | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000019 | 10 | 23 | CF | 0 | H | Increase Decrease In Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000019 | 10 | 24 | CF | 0 | H | Net Cash Provided By Used In Operating Activities | us-gaap/2024 | Net cash provided by operating activities | 0 |
| 0001040971-25-000019 | 10 | 26 | CF | 0 | H | Payments To Acquire Commercial Real Estate | us-gaap/2024 | Acquisitions of real estate property | 1 |
| 0001040971-25-000019 | 10 | 27 | CF | 0 | H | Payments To Acquire Land Buildings And Improvements | 0001040971-25-000019 | Additions to land, buildings and improvements | 1 |
| 0001040971-25-000019 | 10 | 28 | CF | 0 | H | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0001040971-25-000019 | Acquisition deposits and deferred purchase price | 0 |
| 0001040971-25-000019 | 10 | 29 | CF | 0 | H | Payments To Acquire Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 1 |
| 0001040971-25-000019 | 10 | 30 | CF | 0 | H | Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital | us-gaap/2024 | Distributions in excess of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 10 | 31 | CF | 0 | H | Proceeds From Real Estate And Real Estate Joint Ventures | us-gaap/2024 | Net proceeds from disposition of real estate/joint venture interest | 0 |
| 0001040971-25-000019 | 10 | 32 | CF | 0 | H | Cash Acquired From Acquisition | us-gaap/2024 | Cash and restricted cash assumed from acquisition and consolidation of real estate investment | 0 |
| 0001040971-25-000019 | 10 | 33 | CF | 0 | H | Proceeds From Sale And Maturity Of Marketable Securities | us-gaap/2024 | Proceeds from sale or redemption of marketable securities | 0 |
| 0001040971-25-000019 | 10 | 34 | CF | 0 | H | Payments To Acquire Marketable Securities | us-gaap/2024 | Investments in marketable securities | 1 |
| 0001040971-25-000019 | 10 | 35 | CF | 0 | H | Payments To Acquire Loans Receivable | us-gaap/2024 | Investments in real estate loans held by consolidated securitization vehicles | 1 |
| 0001040971-25-000019 | 10 | 36 | CF | 0 | H | Payments For Proceeds From Other Investments | 0001040971-25-000019 | Other investments | 1 |
| 0001040971-25-000019 | 10 | 37 | CF | 0 | H | Origination Of Debt And Preferred Equity Investments | 0001040971-25-000019 | Origination of debt and preferred equity investments | 1 |
| 0001040971-25-000019 | 10 | 38 | CF | 0 | H | Repayments Or Redemption Of Debt And Preferred Equity Investments | 0001040971-25-000019 | Repayments or redemption of debt and preferred equity investments | 0 |
| 0001040971-25-000019 | 10 | 39 | CF | 0 | H | Net Cash Provided By Used In Investing Activities | us-gaap/2024 | Net cash provided by investing activities | 0 |
| 0001040971-25-000019 | 10 | 41 | CF | 0 | H | Proceeds From Issuance Of Secured Debt | us-gaap/2024 | Proceeds from mortgages and other loans payable | 0 |
| 0001040971-25-000019 | 10 | 42 | CF | 0 | H | Repayments Of Secured Debt | us-gaap/2024 | Repayments of mortgages and other loans payable | 1 |
| 0001040971-25-000019 | 10 | 43 | CF | 0 | H | Proceeds From Issuance Of Unsecured Debt | us-gaap/2024 | Proceeds from revolving credit facility, term loans and senior unsecured notes | 0 |
| 0001040971-25-000019 | 10 | 44 | CF | 0 | H | Repayments Of Unsecured Debt | us-gaap/2024 | Repayments of revolving credit facility, term loans and senior unsecured notes | 1 |
| 0001040971-25-000019 | 10 | 45 | CF | 0 | H | Proceeds From Stock Options Exercised | us-gaap/2024 | Proceeds from stock options exercised and DRSPP issuance | 0 |
| 0001040971-25-000019 | 10 | 46 | CF | 0 | H | Proceeds From Issuance Of Common Stock | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000019 | 10 | 47 | CF | 0 | H | Payments For Repurchase Of Common Stock | us-gaap/2024 | Repurchase of common stock | 1 |
| 0001040971-25-000019 | 10 | 48 | CF | 0 | H | Payments For Repurchase Of Redeemable Preferred Stock | us-gaap/2024 | Redemption of preferred stock | 1 |
| 0001040971-25-000019 | 10 | 49 | CF | 0 | H | Payments For Repurchase Of Other Equity | us-gaap/2024 | Redemption of OP units | 1 |
| 0001040971-25-000019 | 13 | 23 | UN | 1 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000019 | 10 | 50 | CF | 0 | H | Distributions To Noncontrolling Interests Other Partnerships | 0001040971-25-000019 | Distributions to noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000019 | 10 | 51 | CF | 0 | H | Proceeds From Noncontrolling Interests In Other Partnerships | 0001040971-25-000019 | Contributions from noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000019 | 10 | 52 | CF | 0 | H | Payments To Minority Shareholders | us-gaap/2024 | Acquisition of subsidiary interest from noncontrolling interest | 1 |
| 0001040971-25-000019 | 10 | 53 | CF | 0 | H | Distribution To Noncontrolling Interest Operating Partnership | 0001040971-25-000019 | Distributions to noncontrolling interests in the Operating Partnership | 1 |
| 0001040971-25-000019 | 10 | 54 | CF | 0 | H | Payments Of Dividends | us-gaap/2024 | Dividends paid on common and preferred stock | 1 |
| 0001040971-25-000019 | 10 | 55 | CF | 0 | H | Proceeds From Other Obligation Related To Secured Borrowing | 0001040971-25-000019 | Other obligation related to secured borrowing | 0 |
| 0001040971-25-000019 | 10 | 56 | CF | 0 | H | Payments Related To Tax Withholding For Share Based Compensation | us-gaap/2024 | Tax withholdings related to restricted share awards | 1 |
| 0001040971-25-000019 | 10 | 57 | CF | 0 | H | Payments Of Financing Costs | us-gaap/2024 | Deferred loan costs | 1 |
| 0001040971-25-000019 | 10 | 58 | CF | 0 | H | Net Cash Provided By Used In Financing Activities | us-gaap/2024 | Net cash used in financing activities | 0 |
| 0001040971-25-000019 | 10 | 59 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | us-gaap/2024 | Net (decrease) increase in cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000019 | 10 | 60 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at beginning of year | 0 |
| 0001040971-25-000019 | 10 | 61 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at end of period | 0 |
| 0001040971-25-000019 | 10 | 63 | CF | 0 | H | Interest Paid Net | us-gaap/2024 | Interest paid | 0 |
| 0001040971-25-000019 | 10 | 64 | CF | 0 | H | Income Taxes Paid | us-gaap/2024 | Income taxes paid | 0 |
| 0001040971-25-000019 | 10 | 66 | CF | 0 | H | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 0001040971-25-000019 | Exchange of preferred equity investment for real estate or equity in joint venture | 0 |
| 0001040971-25-000019 | 10 | 67 | CF | 0 | H | Transfer Of Investments | us-gaap/2024 | Exchange of debt investment for real estate or equity in joint venture | 0 |
| 0001040971-25-000019 | 10 | 68 | CF | 0 | H | Assumption Of Mortgage And Mezzanine Loans | 0001040971-25-000019 | Assumption of mortgage and mezzanine loans | 0 |
| 0001040971-25-000019 | 10 | 69 | CF | 0 | H | Issuance Of Special Dividend Stock Dividend | 0001040971-25-000019 | Issuance of special dividend paid in stock | 0 |
| 0001040971-25-000019 | 10 | 70 | CF | 0 | H | Capital Expenditures Incurred But Not Yet Paid | us-gaap/2024 | Tenant improvements and capital expenditures payable | 0 |
| 0001040971-25-000019 | 10 | 71 | CF | 0 | H | Acquisition Of Subsidiary Interest From Noncontrolling Interest | 0001040971-25-000019 | Acquisition of subsidiary interest from noncontrolling interest | 0 |
| 0001040971-25-000019 | 10 | 72 | CF | 0 | H | Operating Partnership Noncontrolling Interest Fair Value Adjustment | 0001040971-25-000019 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000019 | 10 | 73 | CF | 0 | H | Consolidation Of A Subsidiary | 0001040971-25-000019 | Consolidation of a subsidiary | 0 |
| 0001040971-25-000019 | 10 | 74 | CF | 0 | H | Investment In Joint Venture | 0001040971-25-000019 | Investment in joint venture | 0 |
| 0001040971-25-000019 | 10 | 75 | CF | 0 | H | Deconsolidation Real Estate Investments | 0001040971-25-000019 | Deconsolidation of a subsidiary | 0 |
| 0001040971-25-000019 | 10 | 76 | CF | 0 | H | Deconsolidation Of Subsidiary Mortgage | 0001040971-25-000019 | Deconsolidation of subsidiary debt | 0 |
| 0001040971-25-000019 | 10 | 77 | CF | 0 | H | Debt And Preferred Equity Reserves | 0001040971-25-000019 | Debt and preferred equity investments | 0 |
| 0001040971-25-000019 | 10 | 78 | CF | 0 | H | Extinguishment Of Debt In Connection With Property Dispositions | 0001040971-25-000019 | Extinguishment of debt | 0 |
| 0001040971-25-000019 | 10 | 79 | CF | 0 | H | Removalof Fully Depreciated Real Estate Assets | 0001040971-25-000019 | Removal of fully depreciated commercial real estate properties | 0 |
| 0001040971-25-000019 | 10 | 80 | CF | 0 | H | Increase Decreasein Noncontrolling Interestin Joint Ventures | 0001040971-25-000019 | Contribution to consolidated joint venture by noncontrolling interest | 0 |
| 0001040971-25-000019 | 10 | 81 | CF | 0 | H | Share Repurchases Or Redemption Payable | 0001040971-25-000019 | Share repurchase or redemption payable | 0 |
| 0001040971-25-000019 | 10 | 82 | CF | 0 | H | Right Of Use Asset Obtained In Exchange For Operating Lease Liability | us-gaap/2024 | Recognition of right of use assets and related lease liabilities | 0 |
| 0001040971-25-000019 | 10 | 83 | CF | 0 | H | Consolidation Of Securitization Vehicle Assets | 0001040971-25-000019 | Consolidation of securitization vehicle assets | 0 |
| 0001040971-25-000019 | 10 | 84 | CF | 0 | H | Consolidation Of Securitization Vehicle Liabilities | 0001040971-25-000019 | Consolidation of securitization vehicle liabilities | 0 |
| 0001040971-25-000019 | 10 | 85 | CF | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000019 | 10 | 86 | CF | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000019 | 10 | 87 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Total cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000019 | 11 | 1 | CF | 1 | H | Common Stock Dividends Per Share Declared | us-gaap/2024 | Cash distribution declared, per common share (in dollars per share) | 0 |
| 0001040971-25-000019 | 12 | 8 | UN | 0 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000019 | 12 | 9 | UN | 0 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000019 | 12 | 10 | UN | 0 | H | Building Leasehold Improvements Gross | 0001040971-25-000019 | Building leasehold and improvements | 0 |
| 0001040971-25-000019 | 12 | 11 | UN | 0 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right of use asset - operating leases | 0 |
| 0001040971-25-000019 | 12 | 12 | UN | 0 | H | Real Estate Investment Property At Cost | us-gaap/2024 | Total commercial real estate properties, at cost | 0 |
| 0001040971-25-000019 | 12 | 13 | UN | 0 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Less: accumulated depreciation | 1 |
| 0001040971-25-000019 | 12 | 14 | UN | 0 | H | Real Estate Investment Property Net | us-gaap/2024 | Total commercial real estate properties, net | 0 |
| 0001040971-25-000019 | 12 | 15 | UN | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000019 | 12 | 16 | UN | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000019 | 12 | 17 | UN | 0 | H | Marketable Securities | us-gaap/2024 | Investments in marketable securities | 0 |
| 0001040971-25-000019 | 12 | 18 | UN | 0 | H | Accounts And Notes Receivable Net | us-gaap/2024 | Tenant and other receivables | 0 |
| 0001040971-25-000019 | 12 | 19 | UN | 0 | H | Other Receivables | us-gaap/2024 | Related party receivables | 0 |
| 0001040971-25-000019 | 12 | 20 | UN | 0 | H | Deferred Rent Receivables Net | us-gaap/2024 | Deferred rents receivable | 0 |
| 0001040971-25-000022 | 8 | 1 | EQ | 1 | H | Common Stock Dividends Per Share Declared | us-gaap/2024 | Cash distributions declared, per common share (in dollars per share) | 0 |
| 0001040971-25-000022 | 9 | 2 | CF | 0 | H | Profit Loss | us-gaap/2024 | Net (loss) income | 0 |
| 0001040971-25-000022 | 9 | 4 | CF | 0 | H | Depreciation Depletion And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000022 | 9 | 5 | CF | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net income from unconsolidated joint ventures | 1 |
| 0001040971-25-000022 | 9 | 6 | CF | 0 | H | Equity Method Investment Dividends Or Distributions | us-gaap/2024 | Distributions of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 9 | 7 | CF | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net gain on sale of interest in unconsolidated joint venture/real estate | 1 |
| 0001040971-25-000022 | 9 | 8 | CF | 0 | H | Purchase Price Fair Value Adjustment Gain Loss | 0001040971-25-000022 | Purchase price and other fair value adjustments | 1 |
| 0001040971-25-000022 | 9 | 9 | CF | 0 | H | Depreciable Real Estate Reserves Cash Flow Effect | 0001040971-25-000022 | Depreciable real estate reserves and impairment | 1 |
| 0001040971-25-000022 | 9 | 10 | CF | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | Loss on sale of real estate, net | 1 |
| 0001040971-25-000022 | 9 | 11 | CF | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Financing Receivable, Excluding Accrued Interest, Credit Loss Expense (Reversal) | 0 |
| 0001040971-25-000022 | 9 | 12 | CF | 0 | H | Straight Line Rent | us-gaap/2024 | Deferred rents receivable | 1 |
| 0001040971-25-000022 | 9 | 13 | CF | 0 | H | Non Cash Lease Expense | 0001040971-25-000022 | Non-cash lease expense | 0 |
| 0001040971-25-000022 | 9 | 14 | CF | 0 | H | Other Noncash Income Expense | us-gaap/2024 | Other non-cash adjustments | 1 |
| 0001040971-25-000022 | 9 | 16 | CF | 0 | H | Increase Decrease In Accounts Receivable | us-gaap/2024 | Tenant and other receivables | 1 |
| 0001040971-25-000022 | 9 | 17 | CF | 0 | H | Increase Decrease In Due From Related Parties Current | us-gaap/2024 | Related party receivables | 1 |
| 0001040971-25-000022 | 9 | 18 | CF | 0 | H | Increase Decrease In Deferred Leasing Fees | us-gaap/2024 | Deferred lease costs | 1 |
| 0001040971-25-000022 | 9 | 19 | CF | 0 | H | Increase Decrease In Other Operating Assets | us-gaap/2024 | Other assets | 1 |
| 0001040971-25-000022 | 9 | 20 | CF | 0 | H | Increase Decrease In Accrued Liabilities And Other | 0001040971-25-000022 | Accounts payable, accrued expenses, other liabilities and security deposits | 0 |
| 0001040971-25-000022 | 9 | 21 | CF | 0 | H | Increase Decrease In Deferred Liabilities | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000022 | 9 | 22 | CF | 0 | H | Increase Decrease In Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000022 | 9 | 23 | CF | 0 | H | Net Cash Provided By Used In Operating Activities | us-gaap/2024 | Net cash provided by (used in) operating activities | 0 |
| 0001040971-25-000022 | 9 | 25 | CF | 0 | H | Payments To Acquire Commercial Real Estate | us-gaap/2024 | Acquisitions of real estate property | 0 |
| 0001040971-25-000022 | 9 | 26 | CF | 0 | H | Payments To Acquire Land Buildings And Improvements | 0001040971-25-000022 | Additions to land, buildings and improvements | 1 |
| 0001040971-25-000022 | 9 | 27 | CF | 0 | H | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0001040971-25-000022 | Acquisition deposits and deferred purchase price | 1 |
| 0001040971-25-000022 | 9 | 28 | CF | 0 | H | Payments To Acquire Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 1 |
| 0001040971-25-000022 | 9 | 29 | CF | 0 | H | Proceeds Distributions From Cumulative Earnings From Unconsolidated Joint Ventures | 0001040971-25-000022 | Distributions in excess of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 9 | 30 | CF | 0 | H | Proceeds From Real Estate And Real Estate Joint Ventures | us-gaap/2024 | Net proceeds from disposition of real estate/joint venture interest | 0 |
| 0001040971-25-000022 | 9 | 31 | CF | 0 | H | Proceeds From Sale And Maturity Of Marketable Securities | us-gaap/2024 | Proceeds from sale or redemption of marketable securities | 0 |
| 0001040971-25-000022 | 9 | 32 | CF | 0 | H | Payments To Acquire Marketable Securities | us-gaap/2024 | Investments in marketable securities | 1 |
| 0001040971-25-000022 | 9 | 33 | CF | 0 | H | Payments To Acquire Loans Receivable | us-gaap/2024 | Investments in real estate loans held by consolidated securitization vehicles | 1 |
| 0001040971-25-000022 | 9 | 34 | CF | 0 | H | Payments For Proceeds From Other Investments | 0001040971-25-000022 | Other investments | 1 |
| 0001040971-25-000022 | 9 | 35 | CF | 0 | H | Origination Of Debt And Preferred Equity Investments | 0001040971-25-000022 | Origination of debt and preferred equity investments | 1 |
| 0001040971-25-000022 | 9 | 36 | CF | 0 | H | Net Cash Provided By Used In Investing Activities | us-gaap/2024 | Net cash used in investing activities | 0 |
| 0001040971-25-000022 | 9 | 38 | CF | 0 | H | Proceeds From Issuance Of Secured Debt | us-gaap/2024 | Proceeds from mortgages and other loans payable | 0 |
| 0001040971-25-000022 | 9 | 39 | CF | 0 | H | Repayments Of Secured Debt | us-gaap/2024 | Repayments of mortgages and other loans payable | 1 |
| 0001040971-25-000022 | 9 | 40 | CF | 0 | H | Proceeds From Issuance Of Unsecured Debt | us-gaap/2024 | Proceeds from revolving credit facility, term loans and unsecured notes | 0 |
| 0001040971-25-000022 | 9 | 41 | CF | 0 | H | Repayments Of Unsecured Debt | us-gaap/2024 | Repayments of revolving credit facility, term loans and unsecured notes | 1 |
| 0001040971-25-000022 | 9 | 42 | CF | 0 | H | Proceeds From Stock Options Exercised | us-gaap/2024 | Proceeds from stock options exercised and DRSPP issuance | 0 |
| 0001040971-25-000022 | 9 | 43 | CF | 0 | H | Payments For Repurchase Of Other Equity | us-gaap/2024 | Redemption of OP units | 1 |
| 0001040971-25-000022 | 9 | 44 | CF | 0 | H | Distributions To Noncontrolling Interests Other Partnerships | 0001040971-25-000022 | Distributions to noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000022 | 9 | 45 | CF | 0 | H | Proceeds From Noncontrolling Interests In Other Partnerships | 0001040971-25-000022 | Contributions from noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000022 | 9 | 46 | CF | 0 | H | Distribution To Noncontrolling Interest Operating Partnership | 0001040971-25-000022 | Distributions to noncontrolling interests in the Operating Partnership | 1 |
| 0001040971-25-000022 | 9 | 47 | CF | 0 | H | Payments Of Dividends | us-gaap/2024 | Dividends paid on common and preferred stock | 1 |
| 0001040971-25-000022 | 9 | 48 | CF | 0 | H | Payments Related To Tax Withholding For Share Based Compensation | us-gaap/2024 | Tax withholdings related to restricted share awards | 0 |
| 0001040971-25-000022 | 9 | 49 | CF | 0 | H | Payments Of Financing Costs | us-gaap/2024 | Deferred loan costs | 1 |
| 0001040971-25-000022 | 9 | 50 | CF | 0 | H | Net Cash Provided By Used In Financing Activities | us-gaap/2024 | Net cash provided by financing activities | 0 |
| 0001040971-25-000022 | 9 | 51 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | us-gaap/2024 | Net decrease in cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000022 | 9 | 52 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at beginning of year | 0 |
| 0001040971-25-000022 | 9 | 53 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at end of period | 0 |
| 0001040971-25-000022 | 9 | 55 | CF | 0 | H | Operating Partnership Noncontrolling Interest Fair Value Adjustment | 0001040971-25-000022 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000022 | 9 | 56 | CF | 0 | H | Consolidation Of A Subsidiary | 0001040971-25-000022 | Consolidation of a subsidiary | 0 |
| 0001040971-25-000022 | 9 | 57 | CF | 0 | H | Consolidation Of Mortgage Loan Payable | 0001040971-25-000022 | Consolidation of mortgage loan payable | 0 |
| 0001040971-25-000022 | 9 | 58 | CF | 0 | H | Acquisition Of Subsidiary Interest From Noncontrolling Interest | 0001040971-25-000022 | Acquisition of subsidiary interest from noncontrolling interest | 0 |
| 0001040971-25-000022 | 9 | 59 | CF | 0 | H | Removalof Fully Depreciated Real Estate Assets | 0001040971-25-000022 | Removal of fully depreciated commercial real estate properties | 0 |
| 0001040971-25-000022 | 9 | 60 | CF | 0 | H | Share Repurchases Or Redemption Payable | 0001040971-25-000022 | Share repurchase or redemption payable | 0 |
| 0001040971-25-000022 | 9 | 61 | CF | 0 | H | Consolidation Of Securitization Vehicle Assets | 0001040971-25-000022 | Consolidation of securitization vehicle assets | 0 |
| 0001040971-25-000022 | 9 | 62 | CF | 0 | H | Consolidation Of Securitization Vehicle Liabilities | 0001040971-25-000022 | Consolidation of securitization vehicle liabilities | 0 |
| 0001040971-25-000022 | 9 | 63 | CF | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000022 | 9 | 64 | CF | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000022 | 9 | 65 | CF | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Total cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000022 | 10 | 8 | UN | 0 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000022 | 10 | 9 | UN | 0 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000022 | 10 | 10 | UN | 0 | H | Building Leasehold Improvements Gross | 0001040971-25-000022 | Building leasehold and improvements | 0 |
| 0001040971-25-000022 | 10 | 11 | UN | 0 | H | Real Estate Investment Property At Cost | us-gaap/2024 | Total commercial real estate properties, at cost | 0 |
| 0001040971-25-000022 | 10 | 12 | UN | 0 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Less: accumulated depreciation | 1 |
| 0001040971-25-000022 | 10 | 13 | UN | 0 | H | Real Estate Investment Property Net | us-gaap/2024 | Total commercial real estate properties, net | 0 |
| 0001040971-25-000022 | 10 | 14 | UN | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000022 | 10 | 15 | UN | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000022 | 10 | 16 | UN | 0 | H | Marketable Securities | us-gaap/2024 | Investments in marketable securities | 0 |
| 0001040971-25-000022 | 10 | 17 | UN | 0 | H | Accounts And Notes Receivable Net | us-gaap/2024 | Tenant and other receivables | 0 |
| 0001040971-25-000022 | 10 | 18 | UN | 0 | H | Other Receivables | us-gaap/2024 | Related party receivables | 0 |
| 0001040971-25-000022 | 10 | 19 | UN | 0 | H | Deferred Rent Receivables Net | us-gaap/2024 | Deferred rents receivable | 0 |
| 0001040971-25-000022 | 10 | 20 | UN | 0 | H | Mortgage Loans On Real Estate Commercial And Consumer Net | us-gaap/2024 | Debt and preferred equity investments, net of discounts and deferred origination fees of $2,231 and $1,618 and allowances of $13,520 and $13,520 in 2025 and 2024, respectively | 0 |
| 0001040971-25-000022 | 10 | 21 | UN | 0 | H | Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 10 | 22 | UN | 0 | H | Deferred Costs Current And Noncurrent | us-gaap/2024 | Deferred costs, net | 0 |
| 0001040971-25-000022 | 10 | 23 | UN | 0 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right-of-use assets - operating leases | 0 |
| 0001040971-25-000022 | 10 | 24 | UN | 0 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $1,449,291 and $584,134 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 10 | 25 | UN | 0 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000022 | 10 | 26 | UN | 0 | H | Assets | us-gaap/2024 | Total assets | 0 |
| 0001040971-25-000022 | 10 | 28 | UN | 0 | H | Secured Debt | us-gaap/2024 | Mortgages and other loans payable, net | 0 |
| 0001040971-25-000022 | 10 | 29 | UN | 0 | H | Line Of Credit | us-gaap/2024 | Revolving credit facility, net | 0 |
| 0001040971-25-000022 | 10 | 30 | UN | 0 | H | Senior Notes | us-gaap/2024 | Unsecured term loans, net | 0 |
| 0001040971-25-000022 | 10 | 31 | UN | 0 | H | Unsecured Debt | us-gaap/2024 | Unsecured notes, net | 0 |
| 0001040971-25-000022 | 10 | 32 | UN | 0 | H | Interest Payable Current And Noncurrent | us-gaap/2024 | Accrued interest payable | 0 |
| 0001040971-25-000022 | 10 | 33 | UN | 0 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $1,409,185 and $567,487 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 10 | 34 | UN | 0 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $254,447 and $251,096 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 10 | 35 | UN | 0 | H | Accounts Payable And Accrued Liabilities Current And Noncurrent | us-gaap/2024 | Accounts payable and accrued expenses | 0 |
| 0001040971-25-000022 | 10 | 36 | UN | 0 | H | Contract With Customer Liability | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000022 | 10 | 37 | UN | 0 | H | Finance Lease Liability | us-gaap/2024 | Lease liability - financing leases | 0 |
| 0001040971-25-000022 | 10 | 38 | UN | 0 | H | Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000022 | 10 | 39 | UN | 0 | H | Dividends Payable Current And Noncurrent | us-gaap/2024 | Dividend and distributions payable | 0 |
| 0001040971-25-000022 | 10 | 40 | UN | 0 | H | Security Deposit Liability | us-gaap/2024 | Security deposits | 0 |
| 0001040971-25-000022 | 10 | 41 | UN | 0 | H | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | us-gaap/2024 | Junior subordinated deferrable interest debentures held by trusts that issued trust preferred securities | 0 |
| 0001040971-25-000022 | 10 | 42 | UN | 0 | H | Liabilities | us-gaap/2024 | Total liabilities | 0 |
| 0001040971-25-000022 | 10 | 43 | UN | 0 | H | Commitments And Contingencies | us-gaap/2024 | Commitments and contingencies (See Note 19) | 0 |
| 0001040971-25-000022 | 10 | 44 | UN | 0 | H | Limited Partners Capital Account | us-gaap/2024 | Limited partner interests in SLGOP (5,010 and 4,510 limited partner common units outstanding at March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 10 | 45 | UN | 0 | H | Redeemable Noncontrolling Interest Equity Preferred Carrying Amount | us-gaap/2024 | Preferred units | 0 |
| 0001040971-25-000022 | 10 | 48 | UN | 0 | H | Preferred Units Preferred Partners Capital Accounts | us-gaap/2024 | Series I Preferred Units, $25.00 liquidation preference, 9,200 issued and outstanding at both March 31, 2025 and December 31, 2024 | 0 |
| 0001040971-25-000022 | 10 | 49 | UN | 0 | H | General And Limited Partners Capital Account | 0001040971-25-000022 | SL Green partners' capital (760 and 756 general partner common units and 70,256 and 70,341 limited partner common units outstanding at March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 10 | 50 | UN | 0 | H | Accumulated Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Accumulated other comprehensive (loss) income | 0 |
| 0001040971-25-000022 | 10 | 51 | UN | 0 | H | Partners Capital | us-gaap/2024 | Total SLGOP partners' capital | 0 |
| 0001040971-25-000022 | 10 | 52 | UN | 0 | H | Partners Capital Attributable To Noncontrolling Interest | us-gaap/2024 | Noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000022 | 10 | 53 | UN | 0 | H | Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Total capital | 0 |
| 0001040971-25-000022 | 10 | 54 | UN | 0 | H | Liabilities And Stockholders Equity | us-gaap/2024 | Total liabilities and equity | 0 |
| 0001040971-25-000022 | 11 | 11 | UN | 1 | H | Discount Of Structured Finance Investments | 0001040971-25-000022 | Debt and preferred equity investments, discount and deferred origination fees | 0 |
| 0001040971-25-000022 | 11 | 12 | UN | 1 | H | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | us-gaap/2024 | Allowance for loan and lease losses, real estate | 0 |
| 0001040971-25-000022 | 11 | 13 | UN | 1 | H | Servicing Asset At Fair Value Amount | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 11 | 15 | UN | 1 | H | Servicing Liability At Fair Value Amount | us-gaap/2024 | Senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 11 | 16 | UN | 1 | H | Debt Instrument Fair Value | us-gaap/2024 | Secured borrowings | 0 |
| 0001040971-25-000022 | 11 | 17 | UN | 1 | H | Limited Partners Capital Account Units Outstanding | us-gaap/2024 | Limited partner interests in Operating Partnership, limited partner common units outstanding (shares) | 0 |
| 0001040971-25-000022 | 11 | 20 | UN | 1 | H | Temporary Equity Liquidation Preference Per Share | us-gaap/2024 | Preferred units, liquidation preference (in dollars per share) | 0 |
| 0001040971-25-000022 | 11 | 21 | UN | 1 | H | Temporary Equity Shares Issued | us-gaap/2024 | Preferred units, shares issued (in shares) | 0 |
| 0001040971-25-000022 | 11 | 22 | UN | 1 | H | Temporary Equity Shares Outstanding | us-gaap/2024 | Preferred units, shares outstanding (in shares) | 0 |
| 0001040971-25-000022 | 11 | 23 | UN | 1 | H | General Partners Capital Account Units Outstanding | us-gaap/2024 | SL Green partner's capital, general partner common units outstanding (shares) | 0 |
| 0001040971-25-000022 | 11 | 24 | UN | 1 | H | Limited Partnership Units Held By General Partner | 0001040971-25-000022 | SL Green partners' capital, limited partner common units outstanding (shares) | 0 |
| 0001040971-25-000022 | 11 | 25 | UN | 1 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000022 | 11 | 26 | UN | 1 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000022 | 11 | 27 | UN | 1 | H | Building Leasehold Improvements Gross | 0001040971-25-000022 | Building leasehold and improvements | 0 |
| 0001040971-25-000022 | 11 | 28 | UN | 1 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right-of-use assets - operating leases | 0 |
| 0001040971-25-000022 | 11 | 29 | UN | 1 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Accumulated depreciation | 0 |
| 0001040971-25-000022 | 11 | 30 | UN | 1 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $1,449,291 and $584,134 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 11 | 31 | UN | 1 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000022 | 11 | 32 | UN | 1 | H | Secured Debt | us-gaap/2024 | Real estate debt | 0 |
| 0001040971-25-000022 | 11 | 33 | UN | 1 | H | Accrued Interest Payable And Other | 0001040971-25-000022 | Accrued interest payable | 0 |
| 0001040971-25-000022 | 11 | 34 | UN | 1 | H | Finance Lease Liability | us-gaap/2024 | Lease liabilities | 0 |
| 0001040971-25-000022 | 11 | 35 | UN | 1 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $1,409,185 and $567,487 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 11 | 36 | UN | 1 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $254,447 and $251,096 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 12 | 7 | UN | 0 | H | Operating Lease Lease Income | us-gaap/2024 | Rental revenue, net | 0 |
| 0001040971-25-000022 | 12 | 8 | UN | 0 | H | Segment Operator Revenue | 0001040971-25-000022 | SUMMIT Operator revenue | 0 |
| 0001040971-25-000022 | 12 | 9 | UN | 0 | H | Investment Income Interest And Dividend | us-gaap/2024 | Investment income | 0 |
| 0001040971-25-000022 | 12 | 10 | UN | 0 | H | Interest And Fee Income Loans Commercial And Residential Real Estate | us-gaap/2024 | Interest income from real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 12 | 11 | UN | 0 | H | Other Income | us-gaap/2024 | Other income | 0 |
| 0001040971-25-000022 | 12 | 12 | UN | 0 | H | Revenues | us-gaap/2024 | Total revenues | 0 |
| 0001040971-25-000022 | 12 | 14 | UN | 0 | H | Operating Costs And Expenses | us-gaap/2024 | Operating expenses, including related party expenses of $3 in 2025, and $0 in 2024 | 0 |
| 0001040971-25-000022 | 12 | 15 | UN | 0 | H | Real Estate Tax Expense | us-gaap/2024 | Real estate taxes | 0 |
| 0001040971-25-000022 | 12 | 16 | UN | 0 | H | Operating Lease Cost | us-gaap/2024 | Operating lease rent | 0 |
| 0001040971-25-000022 | 12 | 17 | UN | 0 | H | Segment Operator Expense | 0001040971-25-000022 | SUMMIT Operator expenses | 0 |
| 0001040971-25-000022 | 12 | 18 | UN | 0 | H | Interest Expense Other | us-gaap/2024 | Interest expense, net of interest income | 0 |
| 0001040971-25-000022 | 12 | 19 | UN | 0 | H | Amortization Of Financing Costs | us-gaap/2024 | Amortization of deferred financing costs | 0 |
| 0001040971-25-000022 | 12 | 20 | UN | 0 | H | Segment Operator Tax Expense Benefit | 0001040971-25-000022 | SUMMIT Operator tax benefit | 0 |
| 0001040971-25-000022 | 12 | 21 | UN | 0 | H | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0001040971-25-000022 | Interest expense on senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 12 | 22 | UN | 0 | H | Depreciation And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000022 | 12 | 23 | UN | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Loan loss and other investment reserves, net of recoveries | 0 |
| 0001040971-25-000022 | 12 | 24 | UN | 0 | H | Other Cost And Expense Operating | us-gaap/2024 | Transaction related costs | 0 |
| 0001040971-25-000022 | 12 | 25 | UN | 0 | H | Selling General And Administrative Expense | us-gaap/2024 | Marketing, general and administrative | 0 |
| 0001040971-25-000022 | 12 | 26 | UN | 0 | H | Total Costs And Expenses Including Nonoperating Income Expense | 0001040971-25-000022 | Total expenses | 0 |
| 0001040971-25-000022 | 12 | 27 | UN | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net income from unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 12 | 28 | UN | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net gain on sale of interest in unconsolidated joint venture/real estate | 0 |
| 0001040971-25-000022 | 12 | 29 | UN | 0 | H | Gain Loss On Purchase Price Fair Value Adjustment Gross | 0001040971-25-000022 | Purchase price and other fair value adjustments | 0 |
| 0001040971-25-000022 | 12 | 30 | UN | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | Loss on sale of real estate, net | 0 |
| 0001040971-25-000022 | 12 | 31 | UN | 0 | H | Depreciable Real Estate Reserves Effecton Earnings | 0001040971-25-000022 | Depreciable real estate reserves and impairment | 0 |
| 0001040971-25-000022 | 12 | 32 | UN | 0 | H | Profit Loss | us-gaap/2024 | Net (loss) income | 0 |
| 0001040971-25-000022 | 12 | 34 | UN | 0 | H | Net Income Loss Attributable To Other Partnerships | 0001040971-25-000022 | Noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000022 | 12 | 35 | UN | 0 | H | Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | us-gaap/2024 | Preferred units distributions | 1 |
| 0001040971-25-000022 | 12 | 36 | UN | 0 | H | Net Income Loss | us-gaap/2024 | Net (loss) income attributable to SL Green | 0 |
| 0001040971-25-000022 | 12 | 37 | UN | 0 | H | Dividends Preferred Stock | us-gaap/2024 | Perpetual preferred unit dividends | 1 |
| 0001040971-25-000022 | 12 | 38 | UN | 0 | H | Net Income Loss Allocated To Common Unitholders | 0001040971-25-000022 | Net (loss) income attributable to SLGOP common unitholders | 0 |
| 0001040971-25-000022 | 12 | 39 | UN | 0 | H | Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax | us-gaap/2024 | Basic loss per unit (in dollars per share) | 0 |
| 0001040971-25-000022 | 12 | 40 | UN | 0 | H | Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted | us-gaap/2024 | Diluted loss per unit (in dollars per share) | 0 |
| 0001040971-25-000022 | 12 | 41 | UN | 0 | H | Weighted Average Limited Partnership Units Outstanding | us-gaap/2024 | Basic weighted average common units outstanding (in shares) | 0 |
| 0001040971-25-000022 | 12 | 42 | UN | 0 | H | Weighted Average Limited Partnership Units Outstanding Diluted | us-gaap/2024 | Diluted weighted average common units and common unit equivalents outstanding (in shares) | 0 |
| 0001040971-25-000022 | 13 | 10 | UN | 1 | H | Operating Costs And Expenses | us-gaap/2024 | Payments made for services | 0 |
| 0001040971-25-000022 | 14 | 6 | UN | 0 | H | Profit Loss | us-gaap/2024 | Net (loss) income | 0 |
| 0001040971-25-000022 | 14 | 8 | UN | 0 | H | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | us-gaap/2024 | (Decrease) increase in unrealized value of derivative instruments, including SL Green's share of joint venture derivative instruments | 0 |
| 0001040971-25-000022 | 14 | 9 | UN | 0 | H | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | us-gaap/2024 | Increase in unrealized value of marketable securities | 0 |
| 0001040971-25-000022 | 14 | 10 | UN | 0 | H | Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Other comprehensive (loss) income | 0 |
| 0001040971-25-000022 | 14 | 11 | UN | 0 | H | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Comprehensive (loss) income | 0 |
| 0001040971-25-000022 | 14 | 12 | UN | 0 | H | Net Income Loss Attributable To Noncontrolling Interest | us-gaap/2024 | Net loss attributable to noncontrolling interests | 0 |
| 0001040971-25-000022 | 14 | 13 | UN | 0 | H | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Other comprehensive income (loss) attributable to noncontrolling interests | 1 |
| 0001040971-25-000022 | 14 | 14 | UN | 0 | H | Comprehensive Income Net Of Tax | us-gaap/2024 | Comprehensive (loss) income attributable to SL Green | 0 |
| 0001040971-25-000022 | 15 | 19 | UN | 0 | H | Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Beginning balance | 0 |
| 0001040971-25-000022 | 15 | 20 | UN | 0 | H | Partners Capital Account Units | us-gaap/2024 | Beginning balance (units) | 0 |
| 0001040971-25-000022 | 15 | 21 | UN | 0 | H | Profit Loss Less Preferred Distributions | 0001040971-25-000022 | Net income | 0 |
| 0001040971-25-000022 | 15 | 22 | UN | 0 | H | Net Income Loss From Real Estate Investment Partnership Attributable To Parent | us-gaap/2024 | Net income attributable to partnership units | 0 |
| 0001040971-25-000022 | 15 | 23 | UN | 0 | H | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | us-gaap/2024 | Net income attributable to partnership units | 1 |
| 0001040971-25-000022 | 15 | 24 | UN | 0 | H | Minority Interest Decrease From Redemptions | us-gaap/2024 | Acquisition of subsidiary interest from noncontrolling interest | 1 |
| 0001040971-25-000022 | 15 | 25 | UN | 0 | H | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | 0001040971-25-000022 | Other comprehensive income (loss) | 0 |
| 0001040971-25-000022 | 15 | 26 | UN | 0 | H | Distributions Preferred Units | 0001040971-25-000022 | Perpetual preferred unit dividends | 1 |
| 0001040971-25-000022 | 15 | 27 | UN | 0 | H | Stock Issued During Period Shares Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds (in shares) | 0 |
| 0001040971-25-000022 | 15 | 28 | UN | 0 | H | Stock Issued During Period Value Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds | 0 |
| 0001040971-25-000022 | 15 | 29 | UN | 0 | H | Stock Issued During Period Shares Conversion Of Units | us-gaap/2024 | Conversion of common units (shares) | 0 |
| 0001040971-25-000022 | 15 | 30 | UN | 0 | H | Stock Issued During Period Value Conversion Of Units | us-gaap/2024 | Conversion of common units | 0 |
| 0001040971-25-000022 | 15 | 31 | UN | 0 | H | Measurement Adjustment For Redeemable Noncontrolling Interest | 0001040971-25-000022 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000022 | 15 | 32 | UN | 0 | H | Reallocationof Noncontrolling Interest In Operating Partnership Increase Decrease | 0001040971-25-000022 | Reallocation of noncontrolling interest in the Operating Partnership | 0 |
| 0001040971-25-000022 | 15 | 33 | UN | 0 | H | Deferred Compensation Plan And Stock Award Shares | 0001040971-25-000022 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings (in units) | 1 |
| 0001040971-25-000022 | 15 | 34 | UN | 0 | H | Deferred Compensation Plan And Stock Award Net | 0001040971-25-000022 | Deferred compensation plan and unit awards, net of forfeitures and tax withholdings | 0 |
| 0001040971-25-000022 | 15 | 35 | UN | 0 | H | Stock Issued During Period Value New Issues | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000022 | 15 | 36 | UN | 0 | H | Noncontrolling Interest Increase From Subsidiary Equity Issuance | us-gaap/2024 | Contributions to consolidated joint venture interests | 0 |
| 0001040971-25-000022 | 15 | 37 | UN | 0 | H | Consolidation Of Joint Venture Interest | 0001040971-25-000022 | Consolidation of joint venture interest | 0 |
| 0001040971-25-000022 | 15 | 38 | UN | 0 | H | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | us-gaap/2024 | Cash distributions to noncontrolling interests | 1 |
| 0001040971-25-000022 | 15 | 39 | UN | 0 | H | Partners Capital Account Distributions | us-gaap/2024 | Cash distributions declared | 1 |
| 0001040971-25-000022 | 15 | 40 | UN | 0 | H | Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Ending balance | 0 |
| 0001040971-25-000022 | 15 | 41 | UN | 0 | H | Partners Capital Account Units | us-gaap/2024 | Ending balance (units) | 0 |
| 0001040971-25-000022 | 16 | 6 | UN | 1 | H | Common Stock Dividends Per Share Declared | us-gaap/2024 | Cash distributions declared, per common share (in dollars per share) | 0 |
| 0001040971-25-000022 | 17 | 7 | UN | 0 | H | Profit Loss | us-gaap/2024 | Net (loss) income | 0 |
| 0001040971-25-000022 | 17 | 9 | UN | 0 | H | Depreciation Depletion And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000022 | 17 | 10 | UN | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net income from unconsolidated joint ventures | 1 |
| 0001040971-25-000022 | 17 | 11 | UN | 0 | H | Equity Method Investment Dividends Or Distributions | us-gaap/2024 | Distributions of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 17 | 12 | UN | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net gain on sale of interest in unconsolidated joint venture/real estate | 1 |
| 0001040971-25-000022 | 17 | 13 | UN | 0 | H | Purchase Price Fair Value Adjustment Gain Loss | 0001040971-25-000022 | Purchase price and other fair value adjustments | 1 |
| 0001040971-25-000022 | 17 | 14 | UN | 0 | H | Depreciable Real Estate Reserves Cash Flow Effect | 0001040971-25-000022 | Depreciable real estate reserves and impairment | 1 |
| 0001040971-25-000022 | 17 | 15 | UN | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | Loss on sale of real estate, net | 1 |
| 0001040971-25-000022 | 17 | 16 | UN | 0 | H | Straight Line Rent | us-gaap/2024 | Deferred rents receivable | 1 |
| 0001040971-25-000022 | 17 | 17 | UN | 0 | H | Non Cash Lease Expense | 0001040971-25-000022 | Non-cash lease expense | 0 |
| 0001040971-25-000022 | 17 | 18 | UN | 0 | H | Other Noncash Income Expense | us-gaap/2024 | Other non-cash adjustments | 1 |
| 0001040971-25-000022 | 17 | 20 | UN | 0 | H | Increase Decrease In Accounts Receivable | us-gaap/2024 | Tenant and other receivables | 1 |
| 0001040971-25-000022 | 17 | 21 | UN | 0 | H | Increase Decrease In Due From Related Parties Current | us-gaap/2024 | Related party receivables | 1 |
| 0001040971-25-000022 | 17 | 22 | UN | 0 | H | Increase Decrease In Deferred Leasing Fees | us-gaap/2024 | Deferred lease costs | 1 |
| 0001040971-25-000022 | 17 | 23 | UN | 0 | H | Increase Decrease In Other Operating Assets | us-gaap/2024 | Other assets | 1 |
| 0001040971-25-000022 | 17 | 24 | UN | 0 | H | Increase Decrease In Accrued Liabilities And Other | 0001040971-25-000022 | Accounts payable, accrued expenses, other liabilities and security deposits | 0 |
| 0001040971-25-000022 | 17 | 25 | UN | 0 | H | Increase Decrease In Deferred Liabilities | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000022 | 17 | 26 | UN | 0 | H | Increase Decrease In Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000022 | 17 | 27 | UN | 0 | H | Net Cash Provided By Used In Operating Activities | us-gaap/2024 | Net cash provided by (used in) operating activities | 0 |
| 0001040971-25-000022 | 17 | 29 | UN | 0 | H | Payments To Acquire Commercial Real Estate | us-gaap/2024 | Acquisitions of real estate property | 0 |
| 0001040971-25-000022 | 17 | 30 | UN | 0 | H | Payments To Acquire Land Buildings And Improvements | 0001040971-25-000022 | Additions to land, buildings and improvements | 1 |
| 0001040971-25-000022 | 17 | 31 | UN | 0 | H | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0001040971-25-000022 | Acquisition deposits and deferred purchase price | 1 |
| 0001040971-25-000022 | 17 | 32 | UN | 0 | H | Payments To Acquire Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 1 |
| 0001040971-25-000022 | 17 | 33 | UN | 0 | H | Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital | us-gaap/2024 | Distributions in excess of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 17 | 34 | UN | 0 | H | Proceeds From Real Estate And Real Estate Joint Ventures | us-gaap/2024 | Net proceeds from disposition of real estate/joint venture interest | 0 |
| 0001040971-25-000022 | 17 | 35 | UN | 0 | H | Proceeds From Sale And Maturity Of Marketable Securities | us-gaap/2024 | Proceeds from sale or redemption of marketable securities | 0 |
| 0001040971-25-000022 | 17 | 36 | UN | 0 | H | Payments To Acquire Loans Receivable | us-gaap/2024 | Investments in real estate loans held by consolidated securitization vehicles | 1 |
| 0001040971-25-000022 | 17 | 37 | UN | 0 | H | Payments For Proceeds From Other Investments | 0001040971-25-000022 | Other investments | 1 |
| 0001040971-25-000022 | 17 | 38 | UN | 0 | H | Origination Of Debt And Preferred Equity Investments | 0001040971-25-000022 | Origination of debt and preferred equity investments | 1 |
| 0001040971-25-000022 | 17 | 39 | UN | 0 | H | Net Cash Provided By Used In Investing Activities | us-gaap/2024 | Net cash used in investing activities | 0 |
| 0001040971-25-000022 | 17 | 41 | UN | 0 | H | Proceeds From Issuance Of Secured Debt | us-gaap/2024 | Proceeds from mortgages and other loans payable | 0 |
| 0001040971-25-000022 | 17 | 42 | UN | 0 | H | Repayments Of Secured Debt | us-gaap/2024 | Repayments of mortgages and other loans payable | 1 |
| 0001040971-25-000022 | 17 | 43 | UN | 0 | H | Proceeds From Issuance Of Unsecured Debt | us-gaap/2024 | Proceeds from revolving credit facility, term loans and unsecured notes | 0 |
| 0001040971-25-000022 | 17 | 44 | UN | 0 | H | Repayments Of Unsecured Debt | us-gaap/2024 | Repayments of revolving credit facility, term loans and unsecured notes | 1 |
| 0001040971-25-000022 | 17 | 45 | UN | 0 | H | Proceeds From Stock Options Exercised | us-gaap/2024 | Proceeds from stock options exercised and DRSPP issuance | 0 |
| 0001040971-25-000022 | 17 | 46 | UN | 0 | H | Proceeds From Issuance Of Common Stock | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000022 | 17 | 47 | UN | 0 | H | Payments For Repurchase Of Other Equity | us-gaap/2024 | Redemption of OP units | 1 |
| 0001040971-25-000022 | 17 | 48 | UN | 0 | H | Distributions To Noncontrolling Interests Other Partnerships | 0001040971-25-000022 | Distributions to noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000022 | 17 | 49 | UN | 0 | H | Proceeds From Noncontrolling Interests In Other Partnerships | 0001040971-25-000022 | Contributions from noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000022 | 17 | 50 | UN | 0 | H | Payments Of Dividends | us-gaap/2024 | Distributions paid on common and preferred units | 1 |
| 0001040971-25-000022 | 17 | 51 | UN | 0 | H | Payments Related To Tax Withholding For Share Based Compensation | us-gaap/2024 | Tax withholdings related to restricted share awards | 0 |
| 0001040971-25-000022 | 17 | 52 | UN | 0 | H | Payments Of Financing Costs | us-gaap/2024 | Deferred loan costs | 1 |
| 0001040971-25-000022 | 17 | 53 | UN | 0 | H | Net Cash Provided By Used In Financing Activities | us-gaap/2024 | Net cash provided by financing activities | 0 |
| 0001040971-25-000022 | 17 | 54 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | us-gaap/2024 | Net decrease in cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000022 | 17 | 55 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at beginning of year | 0 |
| 0001040971-25-000022 | 17 | 56 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at end of period | 0 |
| 0001040971-25-000022 | 17 | 58 | UN | 0 | H | Operating Partnership Noncontrolling Interest Fair Value Adjustment | 0001040971-25-000022 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000022 | 17 | 59 | UN | 0 | H | Consolidation Of A Subsidiary | 0001040971-25-000022 | Consolidation of a subsidiary | 0 |
| 0001040971-25-000022 | 17 | 60 | UN | 0 | H | Consolidation Of Mortgage Loan Payable | 0001040971-25-000022 | Consolidation of mortgage loan payable | 0 |
| 0001040971-25-000022 | 17 | 61 | UN | 0 | H | Acquisition Of Subsidiary Interest From Noncontrolling Interest | 0001040971-25-000022 | Acquisition of subsidiary interest from noncontrolling interest | 0 |
| 0001040971-25-000022 | 17 | 62 | UN | 0 | H | Contribution To Consolidated Joint Venture Interest | 0001040971-25-000022 | Contribution to consolidated joint venture interest | 0 |
| 0001040971-25-000022 | 17 | 63 | UN | 0 | H | Removalof Fully Depreciated Real Estate Assets | 0001040971-25-000022 | Removal of fully depreciated commercial real estate properties | 0 |
| 0001040971-25-000022 | 17 | 64 | UN | 0 | H | Share Repurchases Or Redemption Payable | 0001040971-25-000022 | Share repurchase or redemption payable | 0 |
| 0001040971-25-000022 | 17 | 65 | UN | 0 | H | Consolidation Of Securitization Vehicle Assets | 0001040971-25-000022 | Consolidation of securitization vehicle assets | 0 |
| 0001040971-25-000022 | 17 | 66 | UN | 0 | H | Consolidation Of Securitization Vehicle Liabilities | 0001040971-25-000022 | Consolidation of securitization vehicle liabilities | 0 |
| 0001040971-25-000022 | 17 | 67 | UN | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000022 | 17 | 68 | UN | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000022 | 17 | 69 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Total cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000019 | 12 | 21 | UN | 0 | H | Mortgage Loans On Real Estate Commercial And Consumer Net | us-gaap/2024 | Debt and preferred equity investments, net of discounts and deferred origination fees of $1,618 and $1,630 and allowances of $13,520 and $13,520 in 2024 and 2023, respectively | 0 |
| 0001040971-25-000019 | 12 | 22 | UN | 0 | H | Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 12 | 23 | UN | 0 | H | Deferred Costs Current And Noncurrent | us-gaap/2024 | Deferred costs, net | 0 |
| 0001040971-25-000019 | 12 | 24 | UN | 0 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right of use asset - operating leases | 0 |
| 0001040971-25-000019 | 12 | 25 | UN | 0 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $584,134 and $ at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 12 | 26 | UN | 0 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000019 | 12 | 27 | UN | 0 | H | Assets | us-gaap/2024 | Total assets | 0 |
| 0001040971-25-000019 | 12 | 29 | UN | 0 | H | Secured Debt | us-gaap/2024 | Mortgages and other loans payable, net | 0 |
| 0001040971-25-000019 | 12 | 30 | UN | 0 | H | Line Of Credit | us-gaap/2024 | Revolving credit facility, net | 0 |
| 0001040971-25-000019 | 12 | 31 | UN | 0 | H | Senior Notes | us-gaap/2024 | Unsecured term loans, net | 0 |
| 0001040971-25-000019 | 12 | 32 | UN | 0 | H | Unsecured Debt | us-gaap/2024 | Unsecured notes, net | 0 |
| 0001040971-25-000019 | 12 | 33 | UN | 0 | H | Interest Payable Current And Noncurrent | us-gaap/2024 | Accrued interest payable | 0 |
| 0001040971-25-000019 | 12 | 34 | UN | 0 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $567,487 and $ at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 12 | 35 | UN | 0 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 12 | 36 | UN | 0 | H | Accounts Payable And Accrued Liabilities Current And Noncurrent | us-gaap/2024 | Accounts payable and accrued expenses | 0 |
| 0001040971-25-000019 | 12 | 37 | UN | 0 | H | Contract With Customer Liability | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000019 | 12 | 38 | UN | 0 | H | Finance Lease Liability | us-gaap/2024 | Lease liability - financing leases | 0 |
| 0001040971-25-000019 | 12 | 39 | UN | 0 | H | Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000019 | 12 | 40 | UN | 0 | H | Dividends Payable Current And Noncurrent | us-gaap/2024 | Dividend and distributions payable | 0 |
| 0001040971-25-000019 | 12 | 41 | UN | 0 | H | Security Deposit Liability | us-gaap/2024 | Security deposits | 0 |
| 0001040971-25-000019 | 12 | 42 | UN | 0 | H | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | us-gaap/2024 | Junior subordinated deferrable interest debentures held by trusts that issued trust preferred securities | 0 |
| 0001040971-25-000019 | 12 | 43 | UN | 0 | H | Liabilities | us-gaap/2024 | Total liabilities | 0 |
| 0001040971-25-000019 | 12 | 44 | UN | 0 | H | Commitments And Contingencies | us-gaap/2024 | Commitments and contingencies (See Note 20) | 0 |
| 0001040971-25-000019 | 12 | 45 | UN | 0 | H | Limited Partners Capital Account | us-gaap/2024 | Limited partner interests in SLGOP (4,510 and 3,949 limited partner common units outstanding at December 31, 2024 and 2023, respectively) | 0 |
| 0001040971-25-000019 | 12 | 46 | UN | 0 | H | Redeemable Noncontrolling Interest Equity Preferred Carrying Amount | us-gaap/2024 | Preferred units and redeemable equity | 0 |
| 0001040971-25-000019 | 12 | 48 | UN | 0 | H | Preferred Units Preferred Partners Capital Accounts | us-gaap/2024 | Series I Preferred Units, $25.00 liquidation preference, 9,200 issued and outstanding at both December 31, 2024 and 2023 | 0 |
| 0001040971-25-000019 | 12 | 49 | UN | 0 | H | General And Limited Partners Capital Account | 0001040971-25-000019 | SL Green partners' capital (756 and 687 general partner common units, and 70,341 and 64,039 limited partner common units outstanding at December 31, 2024 and 2023, respectively) | 0 |
| 0001040971-25-000019 | 12 | 50 | UN | 0 | H | Accumulated Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Accumulated other comprehensive income | 0 |
| 0001040971-25-000019 | 12 | 51 | UN | 0 | H | Partners Capital | us-gaap/2024 | Total SLGOP partners' capital | 0 |
| 0001040971-25-000019 | 12 | 52 | UN | 0 | H | Partners Capital Attributable To Noncontrolling Interest | us-gaap/2024 | Noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000019 | 12 | 53 | UN | 0 | H | Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Total capital | 0 |
| 0001040971-25-000019 | 12 | 54 | UN | 0 | H | Liabilities And Stockholders Equity | us-gaap/2024 | Total liabilities and equity/capital | 0 |
| 0001040971-25-000019 | 13 | 10 | UN | 1 | H | Discount Of Structured Finance Investments | 0001040971-25-000019 | Debt and preferred equity investments, net of discounts and deferred origination fees | 0 |
| 0001040971-25-000019 | 13 | 11 | UN | 1 | H | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest | us-gaap/2024 | Allowance for loan and lease losses | 0 |
| 0001040971-25-000019 | 13 | 12 | UN | 1 | H | Limited Partners Capital Account Units Outstanding | us-gaap/2024 | Limited partner interests in Operating Partnership, limited partner common units outstanding (shares) | 0 |
| 0001040971-25-000019 | 13 | 13 | UN | 1 | H | Temporary Equity Liquidation Preference Per Share | us-gaap/2024 | Preferred units, liquidation preference (in dollars per share) | 0 |
| 0001040971-25-000019 | 13 | 14 | UN | 1 | H | Temporary Equity Shares Issued | us-gaap/2024 | Preferred units, shares issued (in shares) | 0 |
| 0001040971-25-000019 | 13 | 15 | UN | 1 | H | Temporary Equity Shares Outstanding | us-gaap/2024 | Preferred units, shares outstanding (in shares) | 0 |
| 0001040971-25-000019 | 13 | 16 | UN | 1 | H | General Partners Capital Account Units Outstanding | us-gaap/2024 | SL Green partner's capital, general partner common units outstanding (shares) | 0 |
| 0001040971-25-000019 | 13 | 17 | UN | 1 | H | Limited Partnership Units Held By General Partner | 0001040971-25-000019 | SL Green partners' capital, limited partner common units outstanding (shares) | 0 |
| 0001040971-25-000019 | 13 | 18 | UN | 1 | H | Land | us-gaap/2024 | Land | 0 |
| 0001040971-25-000019 | 13 | 19 | UN | 1 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000019 | 13 | 20 | UN | 1 | H | Building Leasehold Improvements Gross | 0001040971-25-000019 | Building leasehold and improvements | 0 |
| 0001040971-25-000019 | 13 | 21 | UN | 1 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right of use asset - operating leases | 0 |
| 0001040971-25-000019 | 13 | 22 | UN | 1 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Accumulated depreciation | 0 |
| 0001040971-25-000019 | 13 | 24 | UN | 1 | H | Secured Debt | us-gaap/2024 | Real estate debt | 0 |
| 0001040971-25-000019 | 13 | 25 | UN | 1 | H | Accrued Interest Payable And Other | 0001040971-25-000019 | Accrued interest payable | 0 |
| 0001040971-25-000019 | 13 | 26 | UN | 1 | H | Finance Lease Liability | us-gaap/2024 | Lease liabilities | 0 |
| 0001040971-25-000019 | 13 | 27 | UN | 1 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $251,096 and $259,392 at fair value as of December 31, 2024 and December 31, 2023, respectively) | 0 |
| 0001040971-25-000019 | 14 | 10 | UN | 0 | H | Operating Lease Lease Income | us-gaap/2024 | Rental revenue, net | 0 |
| 0001040971-25-000019 | 14 | 11 | UN | 0 | H | Segment Operator Revenue | 0001040971-25-000019 | SUMMIT Operator revenue | 0 |
| 0001040971-25-000019 | 14 | 12 | UN | 0 | H | Investment Income Interest And Dividend | us-gaap/2024 | Investment income | 0 |
| 0001040971-25-000019 | 14 | 13 | UN | 0 | H | Interest And Fee Income Loans Commercial And Residential Real Estate | us-gaap/2024 | Interest income from real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000019 | 14 | 14 | UN | 0 | H | Other Income | us-gaap/2024 | Other income | 0 |
| 0001040971-25-000019 | 14 | 15 | UN | 0 | H | Revenues | us-gaap/2024 | Total revenues | 0 |
| 0001040971-25-000019 | 14 | 17 | UN | 0 | H | Operating Costs And Expenses | us-gaap/2024 | Operating expenses, including related party expenses of $7 in 2024, $5 in 2023 and $5,701 in 2022 | 0 |
| 0001040971-25-000019 | 14 | 18 | UN | 0 | H | Real Estate Tax Expense | us-gaap/2024 | Real estate taxes | 0 |
| 0001040971-25-000019 | 14 | 19 | UN | 0 | H | Operating Lease Cost | us-gaap/2024 | Operating lease rent | 0 |
| 0001040971-25-000019 | 14 | 20 | UN | 0 | H | Segment Operator Expense | 0001040971-25-000019 | SUMMIT Operator expenses | 0 |
| 0001040971-25-000019 | 14 | 21 | UN | 0 | H | Interest Expense Other | us-gaap/2024 | Interest expense, net of interest income | 0 |
| 0001040971-25-000019 | 14 | 22 | UN | 0 | H | Amortization Of Financing Costs | us-gaap/2024 | Amortization of deferred financing costs | 0 |
| 0001040971-25-000019 | 14 | 23 | UN | 0 | H | Segment Operator Tax Expenses | 0001040971-25-000019 | SUMMIT Operator tax expense | 0 |
| 0001040971-25-000019 | 14 | 24 | UN | 0 | H | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0001040971-25-000019 | Interest expense on senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000019 | 14 | 25 | UN | 0 | H | Depreciation And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000019 | 14 | 26 | UN | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Loan loss and other investment reserves, net of recoveries | 0 |
| 0001040971-25-000019 | 14 | 27 | UN | 0 | H | Business Combination Acquisition Related Costs | us-gaap/2024 | Transaction related costs | 0 |
| 0001040971-25-000019 | 14 | 28 | UN | 0 | H | Selling General And Administrative Expense | us-gaap/2024 | Marketing, general and administrative | 0 |
| 0001040971-25-000019 | 14 | 29 | UN | 0 | H | Total Costs And Expenses Including Nonoperating Income Expense | 0001040971-25-000019 | Total expenses | 0 |
| 0001040971-25-000019 | 14 | 30 | UN | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net loss from unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 14 | 31 | UN | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net gain (loss) on sale of interest in unconsolidated joint venture/real estate | 0 |
| 0001040971-25-000019 | 14 | 32 | UN | 0 | H | Gain Loss On Purchase Price Fair Value Adjustment Gross | 0001040971-25-000019 | Purchase price and other fair value adjustments | 0 |
| 0001040971-25-000019 | 14 | 33 | UN | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | Gain (loss) on sale of real estate, net | 0 |
| 0001040971-25-000019 | 14 | 34 | UN | 0 | H | Depreciable Real Estate Reserves Effecton Earnings | 0001040971-25-000019 | Depreciable real estate reserves and impairments | 0 |
| 0001040971-25-000019 | 14 | 35 | UN | 0 | H | Gains Losses On Extinguishment Of Debt | us-gaap/2024 | Gain (loss) on early extinguishment of debt | 0 |
| 0001040971-25-000019 | 14 | 36 | UN | 0 | H | Profit Loss | us-gaap/2024 | Net income (loss) | 0 |
| 0001040971-25-000019 | 14 | 38 | UN | 0 | H | Noncontrolling Interest In Net Income Loss Other Noncontrolling Interests Redeemable | us-gaap/2024 | Noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000019 | 14 | 39 | UN | 0 | H | Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | us-gaap/2024 | Preferred units distributions | 1 |
| 0001040971-25-000019 | 14 | 40 | UN | 0 | H | Net Income Loss | us-gaap/2024 | Net income (loss) attributable to SL Green | 0 |
| 0001040971-25-000019 | 14 | 41 | UN | 0 | H | Dividends Preferred Stock | us-gaap/2024 | Perpetual preferred unit dividends | 1 |
| 0001040971-25-000019 | 14 | 42 | UN | 0 | H | Net Income Loss Allocated To Common Unitholders | 0001040971-25-000019 | Net income (loss) attributable to SLGOP common unitholders | 0 |
| 0001040971-25-000019 | 14 | 43 | UN | 0 | H | Net Income Loss Per Outstanding Limited Partnership Unit Basic Net Of Tax | us-gaap/2024 | Basic earnings (loss) per unit (in dollars per share) | 0 |
| 0001040971-25-000019 | 14 | 44 | UN | 0 | H | Net Income Loss Net Of Tax Per Outstanding Limited Partnership Unit Diluted | us-gaap/2024 | Diluted earnings (loss) per unit (in dollars per share) | 0 |
| 0001040971-25-000019 | 14 | 45 | UN | 0 | H | Weighted Average Limited Partnership Units Outstanding | us-gaap/2024 | Basic weighted average common units outstanding (in shares) | 0 |
| 0001040971-25-000019 | 14 | 46 | UN | 0 | H | Weighted Average Limited Partnership Units Outstanding Diluted | us-gaap/2024 | Diluted weighted average common units and common unit equivalents outstanding (in shares) | 0 |
| 0001040971-25-000019 | 15 | 6 | UN | 1 | H | Operating Costs And Expenses | us-gaap/2024 | Payments made for services | 0 |
| 0001040971-25-000019 | 16 | 6 | UN | 0 | H | Profit Loss | us-gaap/2024 | Net income (loss) | 0 |
| 0001040971-25-000019 | 16 | 8 | UN | 0 | H | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | us-gaap/2024 | Increase (decrease) in unrealized value of derivative instruments, including SL Green's share of joint venture derivative instruments | 0 |
| 0001040971-25-000019 | 16 | 9 | UN | 0 | H | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | us-gaap/2024 | Increase (decrease) in unrealized value of marketable securities | 0 |
| 0001040971-25-000019 | 16 | 10 | UN | 0 | H | Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Other comprehensive income (loss) | 0 |
| 0001040971-25-000019 | 16 | 11 | UN | 0 | H | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Comprehensive income (loss) | 0 |
| 0001040971-25-000019 | 16 | 12 | UN | 0 | H | Net Income Loss Attributable To Noncontrolling Interest | us-gaap/2024 | Net loss attributable to noncontrolling interests | 0 |
| 0001040971-25-000019 | 16 | 13 | UN | 0 | H | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Other comprehensive (income) loss attributable to noncontrolling interests | 1 |
| 0001040971-25-000019 | 16 | 14 | UN | 0 | H | Comprehensive Income Net Of Tax | us-gaap/2024 | Comprehensive income attributable to SL Green/SLGOP | 0 |
| 0001040971-25-000022 | 7 | 36 | EQ | 0 | H | Shares Outstanding | us-gaap/2024 | Ending balance (in shares) | 0 |
| 0001040971-25-000019 | 17 | 19 | UN | 0 | H | Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Beginning balance | 0 |
| 0001040971-25-000019 | 17 | 20 | UN | 0 | H | Partners Capital Account Units | us-gaap/2024 | Beginning balance (units) | 0 |
| 0001040971-25-000019 | 17 | 21 | UN | 0 | H | Profit Loss Less Preferred Distributions | 0001040971-25-000019 | Net income (loss) | 0 |
| 0001040971-25-000019 | 17 | 22 | UN | 0 | H | Noncontrolling Interest Decrease In Common Stock From Acquisition Of Subsidiary Interest | 0001040971-25-000019 | Acquisition of subsidiary interest from noncontrolling interest | 0 |
| 0001040971-25-000019 | 17 | 23 | UN | 0 | H | Minority Interest Decrease From Redemptions | us-gaap/2024 | Acquisition of subsidiary interest from noncontrolling interest | 1 |
| 0001040971-25-000019 | 17 | 24 | UN | 0 | H | Other Comprehensive Income Loss Netof Tax Less Portion Attributableto Noncontrolling Interest | 0001040971-25-000019 | Other comprehensive income (loss) | 0 |
| 0001040971-25-000019 | 17 | 25 | UN | 0 | H | Distributions Preferred Units | 0001040971-25-000019 | Perpetual preferred unit dividends | 1 |
| 0001040971-25-000019 | 17 | 26 | UN | 0 | H | Stock Issued During Period Shares Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds (in units) | 0 |
| 0001040971-25-000019 | 17 | 27 | UN | 0 | H | Stock Issued During Period Value Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds | 0 |
| 0001040971-25-000019 | 17 | 28 | UN | 0 | H | Stock Issued During Period Shares Conversion Of Units | us-gaap/2024 | Conversion of common units (in units) | 0 |
| 0001040971-25-000019 | 17 | 29 | UN | 0 | H | Measurement Adjustment For Redeemable Noncontrolling Interest | 0001040971-25-000019 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000019 | 17 | 30 | UN | 0 | H | Deferred Compensation Plan And Stock Award Shares | 0001040971-25-000019 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings (in units) | 0 |
| 0001040971-25-000019 | 17 | 31 | UN | 0 | H | Deferred Compensation Plan And Stock Award Net | 0001040971-25-000019 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings | 0 |
| 0001040971-25-000019 | 17 | 32 | UN | 0 | H | Stock Issued During Period Shares New Issues | us-gaap/2024 | Proceeds from issuance of common stock (in shares) | 0 |
| 0001040971-25-000019 | 17 | 33 | UN | 0 | H | Stock Issued During Period Value New Issues | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000019 | 17 | 34 | UN | 0 | H | Treasury Stock Shares Acquired | us-gaap/2024 | Repurchases of common units (in units) | 1 |
| 0001040971-25-000019 | 17 | 35 | UN | 0 | H | Treasury Stock Value Acquired Cost Method | us-gaap/2024 | Repurchases of common units | 1 |
| 0001040971-25-000019 | 17 | 36 | UN | 0 | H | Consolidation Of Joint Venture Interest | 0001040971-25-000019 | Contributions to consolidated joint venture interests | 0 |
| 0001040971-25-000019 | 17 | 37 | UN | 0 | H | Consolidation Of Partially Owned Entity | 0001040971-25-000019 | Consolidation of partially owned entity | 0 |
| 0001040971-25-000019 | 17 | 38 | UN | 0 | H | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | us-gaap/2024 | Cash distributions to noncontrolling interests | 1 |
| 0001040971-25-000019 | 17 | 39 | UN | 0 | H | Unit Dividends Units | 0001040971-25-000019 | Issuance of special distribution paid in units (in shares) | 0 |
| 0001040971-25-000019 | 17 | 40 | UN | 0 | H | Partners Capital Account Value Unit Dividend | 0001040971-25-000019 | Issuance of special distribution paid in units | 0 |
| 0001040971-25-000019 | 17 | 41 | UN | 0 | H | Partners Capital Account Distributions | us-gaap/2024 | Cash distributions declared | 1 |
| 0001040971-25-000019 | 17 | 42 | UN | 0 | H | Partners Capital Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Ending balance | 0 |
| 0001040971-25-000019 | 17 | 43 | UN | 0 | H | Partners Capital Account Units | us-gaap/2024 | Ending balance (units) | 0 |
| 0001040971-25-000019 | 18 | 6 | UN | 1 | H | Common Stock Dividends Per Share Declared | us-gaap/2024 | Cash distribution declared, per common share (in dollars per unit) | 0 |
| 0001040971-25-000019 | 19 | 7 | UN | 0 | H | Profit Loss | us-gaap/2024 | Net income (loss) | 0 |
| 0001040971-25-000019 | 19 | 9 | UN | 0 | H | Depreciation Depletion And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000019 | 19 | 10 | UN | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net loss from unconsolidated joint ventures | 1 |
| 0001040971-25-000019 | 19 | 11 | UN | 0 | H | Equity Method Investment Dividends Or Distributions | us-gaap/2024 | Distributions of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 19 | 12 | UN | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net (gain) loss on sale of interest in unconsolidated joint venture/real estate | 1 |
| 0001040971-25-000019 | 19 | 13 | UN | 0 | H | Purchase Price Fair Value Adjustment Gain Loss | 0001040971-25-000019 | Purchase price and other fair value adjustments | 1 |
| 0001040971-25-000019 | 19 | 14 | UN | 0 | H | Depreciable Real Estate Reserves Cash Flow Effect | 0001040971-25-000019 | Depreciable real estate reserves and impairments | 1 |
| 0001040971-25-000019 | 19 | 15 | UN | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | (Gain) loss on sale of real estate, net | 1 |
| 0001040971-25-000019 | 19 | 16 | UN | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Loan loss and other investment reserves, net of recoveries | 0 |
| 0001040971-25-000019 | 19 | 17 | UN | 0 | H | Gains Losses On Extinguishment Of Debt | us-gaap/2024 | (Gain) loss on early extinguishment of debt | 1 |
| 0001040971-25-000019 | 19 | 18 | UN | 0 | H | Straight Line Rent | us-gaap/2024 | Deferred rents receivable | 1 |
| 0001040971-25-000019 | 19 | 19 | UN | 0 | H | Non Cash Lease Expense | 0001040971-25-000019 | Non-cash lease expense | 0 |
| 0001040971-25-000019 | 19 | 20 | UN | 0 | H | Other Noncash Income Expense | us-gaap/2024 | Other non-cash adjustments | 1 |
| 0001040971-25-000019 | 19 | 22 | UN | 0 | H | Increase Decrease In Accounts Receivable | us-gaap/2024 | Tenant and other receivables | 1 |
| 0001040971-25-000019 | 19 | 23 | UN | 0 | H | Increase Decrease In Due From Related Parties Current | us-gaap/2024 | Related party receivables | 1 |
| 0001040971-25-000019 | 19 | 24 | UN | 0 | H | Increase Decrease In Deferred Leasing Fees | us-gaap/2024 | Deferred lease costs | 1 |
| 0001040971-25-000019 | 19 | 25 | UN | 0 | H | Increase Decrease In Other Operating Assets | us-gaap/2024 | Other assets | 1 |
| 0001040971-25-000019 | 19 | 26 | UN | 0 | H | Increase Decrease In Accrued Liabilities And Other | 0001040971-25-000019 | Accounts payable, accrued expenses, other liabilities and security deposits | 0 |
| 0001040971-25-000019 | 19 | 27 | UN | 0 | H | Increase Decrease In Deferred Liabilities | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000019 | 19 | 28 | UN | 0 | H | Increase Decrease In Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000019 | 19 | 29 | UN | 0 | H | Net Cash Provided By Used In Operating Activities | us-gaap/2024 | Net cash provided by operating activities | 0 |
| 0001040971-25-000019 | 19 | 31 | UN | 0 | H | Payments To Acquire Commercial Real Estate | us-gaap/2024 | Acquisitions of real estate property | 1 |
| 0001040971-25-000019 | 19 | 32 | UN | 0 | H | Payments To Acquire Land Buildings And Improvements | 0001040971-25-000019 | Additions to land, buildings and improvements | 1 |
| 0001040971-25-000019 | 19 | 33 | UN | 0 | H | Payments For Proceeds From Acquisition Deposits And Deferred Purchase Price | 0001040971-25-000019 | Acquisition deposits and deferred purchase price | 1 |
| 0001040971-25-000019 | 19 | 34 | UN | 0 | H | Payments To Acquire Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 1 |
| 0001040971-25-000019 | 19 | 35 | UN | 0 | H | Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital | us-gaap/2024 | Distributions in excess of cumulative earnings from unconsolidated joint ventures | 0 |
| 0001040971-25-000019 | 19 | 36 | UN | 0 | H | Proceeds From Real Estate And Real Estate Joint Ventures | us-gaap/2024 | Net proceeds from disposition of real estate/joint venture interest | 0 |
| 0001040971-25-000019 | 19 | 37 | UN | 0 | H | Cash Acquired From Acquisition | us-gaap/2024 | Cash and restricted cash assumed from acquisition and consolidation of real estate investment | 0 |
| 0001040971-25-000019 | 19 | 38 | UN | 0 | H | Proceeds From Sale And Maturity Of Marketable Securities | us-gaap/2024 | Proceeds from sale or redemption of marketable securities | 0 |
| 0001040971-25-000019 | 19 | 39 | UN | 0 | H | Payments To Acquire Marketable Securities | us-gaap/2024 | Investments in marketable securities | 1 |
| 0001040971-25-000019 | 19 | 40 | UN | 0 | H | Payments To Acquire Loans Receivable | us-gaap/2024 | Investments in real estate loans held by consolidated securitization vehicles | 1 |
| 0001040971-25-000019 | 19 | 41 | UN | 0 | H | Payments For Proceeds From Other Investments | 0001040971-25-000019 | Other investments | 1 |
| 0001040971-25-000019 | 19 | 42 | UN | 0 | H | Origination Of Debt And Preferred Equity Investments | 0001040971-25-000019 | Origination of debt and preferred equity investments | 1 |
| 0001040971-25-000019 | 19 | 43 | UN | 0 | H | Repayments Or Redemption Of Debt And Preferred Equity Investments | 0001040971-25-000019 | Repayments or redemption of debt and preferred equity investments | 0 |
| 0001040971-25-000019 | 19 | 44 | UN | 0 | H | Net Cash Provided By Used In Investing Activities | us-gaap/2024 | Net cash provided by investing activities | 0 |
| 0001040971-25-000019 | 19 | 46 | UN | 0 | H | Proceeds From Issuance Of Secured Debt | us-gaap/2024 | Proceeds from mortgages and other loans payable | 0 |
| 0001040971-25-000019 | 19 | 47 | UN | 0 | H | Repayments Of Secured Debt | us-gaap/2024 | Repayments of mortgages and other loans payable | 1 |
| 0001040971-25-000019 | 19 | 48 | UN | 0 | H | Proceeds From Issuance Of Unsecured Debt | us-gaap/2024 | Proceeds from revolving credit facility, term loans and senior unsecured notes | 0 |
| 0001040971-25-000019 | 19 | 49 | UN | 0 | H | Repayments Of Unsecured Debt | us-gaap/2024 | Repayments of revolving credit facility, term loans and senior unsecured notes | 1 |
| 0001040971-25-000019 | 19 | 50 | UN | 0 | H | Proceeds From Stock Options Exercised | us-gaap/2024 | Proceeds from stock options exercised and DRSPP issuance | 0 |
| 0001040971-25-000019 | 19 | 51 | UN | 0 | H | Proceeds From Issuance Of Common Stock | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000019 | 19 | 52 | UN | 0 | H | Payments For Repurchase Of Common Stock | us-gaap/2024 | Repurchase of common units | 1 |
| 0001040971-25-000019 | 19 | 53 | UN | 0 | H | Payments For Repurchase Of Redeemable Preferred Stock | us-gaap/2024 | Redemption of preferred units | 1 |
| 0001040971-25-000019 | 19 | 54 | UN | 0 | H | Payments For Repurchase Of Other Equity | us-gaap/2024 | Redemption of OP units | 1 |
| 0001040971-25-000019 | 19 | 55 | UN | 0 | H | Distributions To Noncontrolling Interests Other Partnerships | 0001040971-25-000019 | Distributions to noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000019 | 19 | 56 | UN | 0 | H | Proceeds From Noncontrolling Interests In Other Partnerships | 0001040971-25-000019 | Contributions from noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000019 | 19 | 57 | UN | 0 | H | Payments To Minority Shareholders | us-gaap/2024 | Acquisition of subsidiary interest from noncontrolling interest | 1 |
| 0001040971-25-000019 | 19 | 58 | UN | 0 | H | Payments Of Dividends | us-gaap/2024 | Distributions paid on common and preferred units | 1 |
| 0001040971-25-000019 | 19 | 59 | UN | 0 | H | Proceeds From Other Obligation Related To Secured Borrowing | 0001040971-25-000019 | Other obligation related to secured borrowing | 0 |
| 0001040971-25-000019 | 19 | 60 | UN | 0 | H | Payments Related To Tax Withholding For Share Based Compensation | us-gaap/2024 | Tax withholdings related to restricted share awards | 1 |
| 0001040971-25-000019 | 19 | 61 | UN | 0 | H | Payments Of Financing Costs | us-gaap/2024 | Deferred loan costs | 1 |
| 0001040971-25-000019 | 19 | 62 | UN | 0 | H | Net Cash Provided By Used In Financing Activities | us-gaap/2024 | Net cash used in financing activities | 0 |
| 0001040971-25-000019 | 19 | 63 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect | us-gaap/2024 | Net (decrease) increase in cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000019 | 19 | 64 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at beginning of year | 0 |
| 0001040971-25-000019 | 19 | 65 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Cash, cash equivalents, and restricted cash at end of period | 0 |
| 0001040971-25-000019 | 19 | 67 | UN | 0 | H | Interest Paid Net | us-gaap/2024 | Interest paid | 0 |
| 0001040971-25-000019 | 19 | 68 | UN | 0 | H | Income Taxes Paid | us-gaap/2024 | Income taxes paid | 0 |
| 0001040971-25-000019 | 19 | 70 | UN | 0 | H | Exchange Of Preferred Equity Investment For Real Estate Or Equity In Joint Venture | 0001040971-25-000019 | Exchange of preferred equity investment for real estate or equity in joint venture | 0 |
| 0001040971-25-000019 | 19 | 71 | UN | 0 | H | Transfer Of Investments | us-gaap/2024 | Exchange of debt investment for real estate or equity in joint venture | 0 |
| 0001040971-25-000019 | 19 | 72 | UN | 0 | H | Assumption Of Mortgage And Mezzanine Loans | 0001040971-25-000019 | Assumption of mortgage and mezzanine loans | 0 |
| 0001040971-25-000019 | 19 | 73 | UN | 0 | H | Issuance Of Special Distribution Paid Primarily In Units | 0001040971-25-000019 | Issuance of special distribution paid in units | 0 |
| 0001040971-25-000019 | 19 | 74 | UN | 0 | H | Capital Expenditures Incurred But Not Yet Paid | us-gaap/2024 | Tenant improvements and capital expenditures payable | 0 |
| 0001040971-25-000019 | 19 | 75 | UN | 0 | H | Acquisition Of Subsidiary Interest From Noncontrolling Interest | 0001040971-25-000019 | Acquisition of subsidiary interest from noncontrolling interest | 0 |
| 0001040971-25-000019 | 19 | 76 | UN | 0 | H | Measurement Adjustment For Redeemable Noncontrolling Interest Noncash Investing And Financing Activities | 0001040971-25-000019 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000019 | 19 | 77 | UN | 0 | H | Consolidation Of A Subsidiary | 0001040971-25-000019 | Consolidation of a subsidiary | 0 |
| 0001040971-25-000019 | 19 | 78 | UN | 0 | H | Investment In Joint Venture | 0001040971-25-000019 | Investment in joint venture | 0 |
| 0001040971-25-000019 | 19 | 79 | UN | 0 | H | Deconsolidation Real Estate Investments | 0001040971-25-000019 | Deconsolidation of a subsidiary | 0 |
| 0001040971-25-000019 | 19 | 80 | UN | 0 | H | Deconsolidation Of Subsidiary Mortgage | 0001040971-25-000019 | Deconsolidation of subsidiary debt | 0 |
| 0001040971-25-000019 | 19 | 81 | UN | 0 | H | Debt And Preferred Equity Reserves | 0001040971-25-000019 | Debt and preferred equity investments | 0 |
| 0001040971-25-000019 | 19 | 82 | UN | 0 | H | Extinguishment Of Debt In Connection With Property Dispositions | 0001040971-25-000019 | Extinguishment of debt | 0 |
| 0001040971-25-000019 | 19 | 83 | UN | 0 | H | Removalof Fully Depreciated Real Estate Assets | 0001040971-25-000019 | Removal of fully depreciated commercial real estate properties | 0 |
| 0001040971-25-000019 | 19 | 84 | UN | 0 | H | Increase Decreasein Noncontrolling Interestin Joint Ventures | 0001040971-25-000019 | Contribution to consolidated joint venture by noncontrolling interest | 0 |
| 0001040971-25-000019 | 19 | 85 | UN | 0 | H | Share Repurchases Or Redemption Payable | 0001040971-25-000019 | Share repurchase or redemption payable | 0 |
| 0001040971-25-000019 | 19 | 86 | UN | 0 | H | Right Of Use Asset Obtained In Exchange For Operating Lease Liability | us-gaap/2024 | Recognition of right of use assets and related lease liabilities | 0 |
| 0001040971-25-000019 | 19 | 87 | UN | 0 | H | Consolidation Of Securitization Vehicle Assets | 0001040971-25-000019 | Consolidation of securitization vehicle assets | 0 |
| 0001040971-25-000019 | 19 | 88 | UN | 0 | H | Consolidation Of Securitization Vehicle Liabilities | 0001040971-25-000019 | Consolidation of securitization vehicle liabilities | 0 |
| 0001040971-25-000019 | 19 | 89 | UN | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000019 | 19 | 90 | UN | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000019 | 19 | 91 | UN | 0 | H | Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents | us-gaap/2024 | Total cash, cash equivalents, and restricted cash | 0 |
| 0001040971-25-000019 | 20 | 1 | UN | 1 | H | Common Stock Dividends Per Share Declared | us-gaap/2024 | Cash distribution declared, per common share (in dollars per share) | 0 |
| 0001040971-25-000022 | 2 | 3 | BS | 0 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000022 | 2 | 4 | BS | 0 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000022 | 2 | 5 | BS | 0 | H | Building Leasehold Improvements Gross | 0001040971-25-000022 | Building leasehold and improvements | 0 |
| 0001040971-25-000022 | 2 | 6 | BS | 0 | H | Real Estate Investment Property At Cost | us-gaap/2024 | Total commercial real estate properties, at cost | 0 |
| 0001040971-25-000022 | 2 | 7 | BS | 0 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Less: accumulated depreciation | 1 |
| 0001040971-25-000022 | 2 | 8 | BS | 0 | H | Real Estate Investment Property Net | us-gaap/2024 | Total commercial real estate properties, net | 0 |
| 0001040971-25-000022 | 2 | 9 | BS | 0 | H | Cash And Cash Equivalents At Carrying Value | us-gaap/2024 | Cash and cash equivalents | 0 |
| 0001040971-25-000022 | 2 | 10 | BS | 0 | H | Restricted Cash And Cash Equivalents | us-gaap/2024 | Restricted cash | 0 |
| 0001040971-25-000022 | 2 | 11 | BS | 0 | H | Marketable Securities | us-gaap/2024 | Investments in marketable securities | 0 |
| 0001040971-25-000022 | 2 | 12 | BS | 0 | H | Accounts And Notes Receivable Net | us-gaap/2024 | Tenant and other receivables | 0 |
| 0001040971-25-000022 | 2 | 13 | BS | 0 | H | Other Receivables | us-gaap/2024 | Related party receivables | 0 |
| 0001040971-25-000022 | 2 | 14 | BS | 0 | H | Deferred Rent Receivables Net | us-gaap/2024 | Deferred rents receivable | 0 |
| 0001040971-25-000022 | 2 | 15 | BS | 0 | H | Mortgage Loans On Real Estate Commercial And Consumer Net | us-gaap/2024 | Debt and preferred equity investments, net of discounts and deferred origination fees of $2,231 and $1,618 and allowances of $13,520 and $13,520 in 2025 and 2024, respectively | 0 |
| 0001040971-25-000022 | 2 | 16 | BS | 0 | H | Equity Method Investments | us-gaap/2024 | Investments in unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 2 | 17 | BS | 0 | H | Deferred Costs Current And Noncurrent | us-gaap/2024 | Deferred costs, net | 0 |
| 0001040971-25-000022 | 2 | 18 | BS | 0 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right-of-use assets - operating leases | 0 |
| 0001040971-25-000022 | 2 | 19 | BS | 0 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $1,449,291 and $584,134 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 2 | 20 | BS | 0 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000022 | 2 | 21 | BS | 0 | H | Assets | us-gaap/2024 | Total assets | 0 |
| 0001040971-25-000022 | 2 | 23 | BS | 0 | H | Secured Debt | us-gaap/2024 | Mortgages and other loans payable, net | 0 |
| 0001040971-25-000022 | 2 | 24 | BS | 0 | H | Line Of Credit | us-gaap/2024 | Revolving credit facility, net | 0 |
| 0001040971-25-000022 | 2 | 25 | BS | 0 | H | Senior Notes | us-gaap/2024 | Unsecured term loans, net | 0 |
| 0001040971-25-000022 | 2 | 26 | BS | 0 | H | Unsecured Debt | us-gaap/2024 | Unsecured notes, net | 0 |
| 0001040971-25-000022 | 2 | 27 | BS | 0 | H | Interest Payable Current And Noncurrent | us-gaap/2024 | Accrued interest payable | 0 |
| 0001040971-25-000022 | 2 | 28 | BS | 0 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $1,409,185 and $567,487 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 2 | 29 | BS | 0 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $254,447 and $251,096 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 2 | 30 | BS | 0 | H | Accounts Payable And Accrued Liabilities Current And Noncurrent | us-gaap/2024 | Accounts payable and accrued expenses | 0 |
| 0001040971-25-000022 | 2 | 31 | BS | 0 | H | Contract With Customer Liability | us-gaap/2024 | Deferred revenue | 0 |
| 0001040971-25-000022 | 2 | 32 | BS | 0 | H | Finance Lease Liability | us-gaap/2024 | Lease liability - financing leases | 0 |
| 0001040971-25-000022 | 2 | 33 | BS | 0 | H | Operating Lease Liability | us-gaap/2024 | Lease liability - operating leases | 0 |
| 0001040971-25-000022 | 2 | 34 | BS | 0 | H | Dividends Payable Current And Noncurrent | us-gaap/2024 | Dividend and distributions payable | 0 |
| 0001040971-25-000022 | 2 | 35 | BS | 0 | H | Security Deposit Liability | us-gaap/2024 | Security deposits | 0 |
| 0001040971-25-000022 | 2 | 36 | BS | 0 | H | Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust | us-gaap/2024 | Junior subordinated deferrable interest debentures held by trusts that issued trust preferred securities | 0 |
| 0001040971-25-000022 | 2 | 37 | BS | 0 | H | Liabilities | us-gaap/2024 | Total liabilities | 0 |
| 0001040971-25-000022 | 2 | 38 | BS | 0 | H | Commitments And Contingencies | us-gaap/2024 | Commitments and contingencies (See Note 19) | 0 |
| 0001040971-25-000022 | 2 | 39 | BS | 0 | H | Redeemable Noncontrolling Interest Equity Common Carrying Amount | us-gaap/2024 | Noncontrolling interests in Operating Partnership | 0 |
| 0001040971-25-000022 | 2 | 40 | BS | 0 | H | Redeemable Noncontrolling Interest Equity Preferred Carrying Amount | us-gaap/2024 | Preferred units | 0 |
| 0001040971-25-000022 | 2 | 42 | BS | 0 | H | Preferred Stock Value | us-gaap/2024 | Series I Preferred Stock, $0.01 par value, $25.00 liquidation preference, 9,200 issued and outstanding at both March 31, 2025 and December 31, 2024 | 0 |
| 0001040971-25-000022 | 2 | 43 | BS | 0 | H | Common Stock Value | us-gaap/2024 | Common stock, $0.01 par value, 160,000 shares authorized and 71,016 and 71,097 issued and outstanding at March 31, 2025 and December 31, 2024, respectively | 0 |
| 0001040971-25-000022 | 2 | 44 | BS | 0 | H | Additional Paid In Capital | us-gaap/2024 | Additional paid-in-capital | 0 |
| 0001040971-25-000022 | 2 | 45 | BS | 0 | H | Accumulated Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Accumulated other comprehensive (loss) income | 0 |
| 0001040971-25-000022 | 2 | 46 | BS | 0 | H | Retained Earnings Accumulated Deficit | us-gaap/2024 | Retained deficit | 0 |
| 0001040971-25-000022 | 2 | 47 | BS | 0 | H | Stockholders Equity | us-gaap/2024 | Total SL Green stockholders' equity | 0 |
| 0001040971-25-000022 | 2 | 48 | BS | 0 | H | Nonredeemable Noncontrolling Interest | us-gaap/2024 | Noncontrolling interests in other partnerships | 0 |
| 0001040971-25-000022 | 2 | 49 | BS | 0 | H | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Total equity | 0 |
| 0001040971-25-000022 | 2 | 50 | BS | 0 | H | Liabilities And Stockholders Equity | us-gaap/2024 | Total liabilities and equity | 0 |
| 0001040971-25-000022 | 3 | 10 | BS | 1 | H | Discount Of Structured Finance Investments | 0001040971-25-000022 | Debt and preferred equity investments, discount and deferred origination fees | 0 |
| 0001040971-25-000022 | 3 | 11 | BS | 1 | H | Financing Receivable Allowance For Credit Loss Excluding Accrued Interest Net Of Adjustments | 0001040971-25-000022 | Allowance for loan and lease losses, real estate | 0 |
| 0001040971-25-000022 | 3 | 12 | BS | 1 | H | Servicing Asset At Fair Value Amount | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 3 | 14 | BS | 1 | H | Servicing Liability At Fair Value Amount | us-gaap/2024 | Senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 3 | 15 | BS | 1 | H | Debt Instrument Fair Value | us-gaap/2024 | Secured borrowings | 0 |
| 0001040971-25-000022 | 3 | 17 | BS | 1 | H | Preferred Stock Par Or Stated Value Per Share | us-gaap/2024 | Preferred stock, par value (in dollars per share) | 0 |
| 0001040971-25-000022 | 3 | 18 | BS | 1 | H | Preferred Stock Liquidation Preference | us-gaap/2024 | Preferred stock, liquidation preference (in dollars per share) | 0 |
| 0001040971-25-000022 | 3 | 19 | BS | 1 | H | Preferred Stock Shares Issued | us-gaap/2024 | Preferred stock, shares issued (in shares) | 0 |
| 0001040971-25-000022 | 3 | 20 | BS | 1 | H | Preferred Stock Shares Outstanding | us-gaap/2024 | Preferred stock, shares outstanding (in shares) | 0 |
| 0001040971-25-000022 | 3 | 21 | BS | 1 | H | Common Stock Par Or Stated Value Per Share | us-gaap/2024 | Common stock, par value (in dollars per share) | 0 |
| 0001040971-25-000022 | 3 | 22 | BS | 1 | H | Common Stock Shares Authorized | us-gaap/2024 | Common stock, shares authorized (in shares) | 0 |
| 0001040971-25-000022 | 3 | 23 | BS | 1 | H | Common Stock Shares Issued | us-gaap/2024 | Common stock, shares issued (in shares) | 0 |
| 0001040971-25-000022 | 3 | 24 | BS | 1 | H | Common Stock Shares Outstanding | us-gaap/2024 | Common stock, shares outstanding (in shares) | 0 |
| 0001040971-25-000022 | 3 | 25 | BS | 1 | H | Land | us-gaap/2024 | Land and land interests | 0 |
| 0001040971-25-000022 | 3 | 26 | BS | 1 | H | Investment Building And Building Improvements | us-gaap/2024 | Building and improvements | 0 |
| 0001040971-25-000022 | 3 | 27 | BS | 1 | H | Building Leasehold Improvements Gross | 0001040971-25-000022 | Building leasehold and improvements | 0 |
| 0001040971-25-000022 | 3 | 28 | BS | 1 | H | Operating Lease Right Of Use Asset | us-gaap/2024 | Right-of-use assets - operating leases | 0 |
| 0001040971-25-000022 | 3 | 29 | BS | 1 | H | Real Estate Investment Property Accumulated Depreciation | us-gaap/2024 | Real estate investment property, accumulated depreciation | 0 |
| 0001040971-25-000022 | 3 | 30 | BS | 1 | H | Servicing Asset | us-gaap/2024 | Real estate loans held by consolidated securitization vehicles (includes $1,449,291 and $584,134 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 3 | 31 | BS | 1 | H | Other Assets | us-gaap/2024 | Other assets | 0 |
| 0001040971-25-000022 | 3 | 32 | BS | 1 | H | Secured Debt | us-gaap/2024 | Mortgages and other loans payable, net | 0 |
| 0001040971-25-000022 | 3 | 33 | BS | 1 | H | Accrued Interest Payable And Other | 0001040971-25-000022 | Accrued interest payable | 0 |
| 0001040971-25-000022 | 3 | 34 | BS | 1 | H | Finance Lease Liability | us-gaap/2024 | Lease liabilities | 0 |
| 0001040971-25-000022 | 3 | 35 | BS | 1 | H | Servicing Liability | us-gaap/2024 | Senior obligations of consolidated securitization vehicles (includes $1,409,185 and $567,487 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 3 | 36 | BS | 1 | H | Other Liabilities | us-gaap/2024 | Other liabilities (includes $254,447 and $251,096 at fair value as of March 31, 2025 and December 31, 2024, respectively) | 0 |
| 0001040971-25-000022 | 4 | 2 | IS | 0 | H | Operating Lease Lease Income | us-gaap/2024 | Rental revenue, net | 0 |
| 0001040971-25-000022 | 4 | 3 | IS | 0 | H | Segment Operator Revenue | 0001040971-25-000022 | SUMMIT Operator revenue | 0 |
| 0001040971-25-000022 | 4 | 4 | IS | 0 | H | Investment Income Interest And Dividend | us-gaap/2024 | Investment income | 0 |
| 0001040971-25-000022 | 4 | 5 | IS | 0 | H | Interest And Fee Income Loans Commercial And Residential Real Estate | us-gaap/2024 | Interest income from real estate loans held by consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 4 | 6 | IS | 0 | H | Other Income | us-gaap/2024 | Other income | 0 |
| 0001040971-25-000022 | 4 | 7 | IS | 0 | H | Revenues | us-gaap/2024 | Total revenues | 0 |
| 0001040971-25-000022 | 4 | 9 | IS | 0 | H | Operating Costs And Expenses | us-gaap/2024 | Operating expenses, including related party expenses of $3 in 2025, and $0 in 2024 | 0 |
| 0001040971-25-000022 | 4 | 10 | IS | 0 | H | Real Estate Tax Expense | us-gaap/2024 | Real estate taxes | 0 |
| 0001040971-25-000022 | 4 | 11 | IS | 0 | H | Operating Lease Cost | us-gaap/2024 | Operating lease rent | 0 |
| 0001040971-25-000022 | 4 | 12 | IS | 0 | H | Segment Operator Expense | 0001040971-25-000022 | SUMMIT Operator expenses | 0 |
| 0001040971-25-000022 | 4 | 13 | IS | 0 | H | Interest Expense Other | us-gaap/2024 | Interest expense, net of interest income | 0 |
| 0001040971-25-000022 | 4 | 14 | IS | 0 | H | Amortization Of Financing Costs | us-gaap/2024 | Amortization of deferred financing costs | 0 |
| 0001040971-25-000022 | 4 | 15 | IS | 0 | H | Segment Operator Tax Expense Benefit | 0001040971-25-000022 | SUMMIT Operator tax benefit | 0 |
| 0001040971-25-000022 | 4 | 16 | IS | 0 | H | Interest Expense On Senior Obligations Of Consolidated Securitization Vehicles | 0001040971-25-000022 | Interest expense on senior obligations of consolidated securitization vehicles | 0 |
| 0001040971-25-000022 | 4 | 17 | IS | 0 | H | Depreciation And Amortization | us-gaap/2024 | Depreciation and amortization | 0 |
| 0001040971-25-000022 | 4 | 18 | IS | 0 | H | Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal | us-gaap/2024 | Loan loss and other investment reserves, net of recoveries | 0 |
| 0001040971-25-000022 | 4 | 19 | IS | 0 | H | Other Cost And Expense Operating | us-gaap/2024 | Transaction related costs | 0 |
| 0001040971-25-000022 | 4 | 20 | IS | 0 | H | Selling General And Administrative Expense | us-gaap/2024 | Marketing, general and administrative | 0 |
| 0001040971-25-000022 | 4 | 21 | IS | 0 | H | Total Costs And Expenses Including Nonoperating Income Expense | 0001040971-25-000022 | Total expenses | 0 |
| 0001040971-25-000022 | 4 | 22 | IS | 0 | H | Income Loss From Equity Method Investments | us-gaap/2024 | Equity in net income from unconsolidated joint ventures | 0 |
| 0001040971-25-000022 | 4 | 23 | IS | 0 | H | Equity Method Investment Realized Gain Loss On Disposal | us-gaap/2024 | Equity in net gain on sale of interest in unconsolidated joint venture/real estate | 0 |
| 0001040971-25-000022 | 4 | 24 | IS | 0 | H | Gain Loss On Purchase Price Fair Value Adjustment Gross | 0001040971-25-000022 | Purchase price and other fair value adjustments | 0 |
| 0001040971-25-000022 | 4 | 25 | IS | 0 | H | Gains Losses On Sales Of Investment Real Estate | us-gaap/2024 | Loss on sale of real estate, net | 0 |
| 0001040971-25-000022 | 4 | 26 | IS | 0 | H | Depreciable Real Estate Reserves Effecton Earnings | 0001040971-25-000022 | Depreciable real estate reserves and impairment | 0 |
| 0001040971-25-000022 | 4 | 27 | IS | 0 | H | Profit Loss | us-gaap/2024 | Net (loss) income | 0 |
| 0001040971-25-000022 | 4 | 29 | IS | 0 | H | Noncontrolling Interest In Net Income Loss Operating Partnerships Redeemable | us-gaap/2024 | Noncontrolling interests in the Operating Partnership | 1 |
| 0001040971-25-000022 | 4 | 30 | IS | 0 | H | Net Income Loss Attributable To Other Partnerships | 0001040971-25-000022 | Noncontrolling interests in other partnerships | 1 |
| 0001040971-25-000022 | 4 | 31 | IS | 0 | H | Noncontrolling Interest In Net Income Loss Preferred Unit Holders Redeemable | us-gaap/2024 | Preferred units distributions | 1 |
| 0001040971-25-000022 | 4 | 32 | IS | 0 | H | Net Income Loss | us-gaap/2024 | Net (loss) income attributable to SL Green | 0 |
| 0001040971-25-000022 | 4 | 33 | IS | 0 | H | Dividends Preferred Stock | us-gaap/2024 | Perpetual preferred stock dividends | 1 |
| 0001040971-25-000022 | 4 | 34 | IS | 0 | H | Net Income Loss Available To Common Stockholders Basic | us-gaap/2024 | Net (loss) income attributable to SL Green common stockholders | 0 |
| 0001040971-25-000022 | 4 | 35 | IS | 0 | H | Earnings Per Share Basic | us-gaap/2024 | Basic (loss) earnings per share (in dollars per share) | 0 |
| 0001040971-25-000022 | 4 | 36 | IS | 0 | H | Earnings Per Share Diluted | us-gaap/2024 | Diluted (loss) earnings per share (in dollars per share) | 0 |
| 0001040971-25-000022 | 4 | 37 | IS | 0 | H | Weighted Average Number Of Shares Outstanding Basic | us-gaap/2024 | Basic weighted average common shares outstanding (in shares) | 0 |
| 0001040971-25-000022 | 4 | 38 | IS | 0 | H | Weighted Average Number Of Diluted Shares Outstanding | us-gaap/2024 | Diluted weighted average common shares and common share equivalents outstanding (in shares) | 0 |
| 0001040971-25-000022 | 5 | 7 | IS | 1 | H | Operating Costs And Expenses | us-gaap/2024 | Payments made for services | 0 |
| 0001040971-25-000022 | 6 | 1 | CI | 0 | H | Profit Loss | us-gaap/2024 | Net (loss) income | 0 |
| 0001040971-25-000022 | 6 | 3 | CI | 0 | H | Other Comprehensive Income Loss Cash Flow Hedge Gain Loss After Reclassification And Tax | us-gaap/2024 | (Decrease) increase in unrealized value of derivative instruments, including SL Green's share of joint venture derivative instruments | 0 |
| 0001040971-25-000022 | 6 | 4 | CI | 0 | H | Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax | us-gaap/2024 | Increase in unrealized value of marketable securities | 0 |
| 0001040971-25-000022 | 6 | 5 | CI | 0 | H | Other Comprehensive Income Loss Net Of Tax | us-gaap/2024 | Other comprehensive (loss) income | 0 |
| 0001040971-25-000022 | 6 | 6 | CI | 0 | H | Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Comprehensive (loss) income | 0 |
| 0001040971-25-000022 | 6 | 7 | CI | 0 | H | Net Income Loss Attributable To Noncontrolling Interest | us-gaap/2024 | Net income (loss) attributable to noncontrolling interests and preferred units distributions | 1 |
| 0001040971-25-000022 | 6 | 8 | CI | 0 | H | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Other comprehensive income (loss) attributable to noncontrolling interests | 1 |
| 0001040971-25-000022 | 6 | 9 | CI | 0 | H | Comprehensive Income Net Of Tax | us-gaap/2024 | Comprehensive (loss) income attributable to SL Green | 0 |
| 0001040971-25-000022 | 7 | 16 | EQ | 0 | H | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Beginning balance | 0 |
| 0001040971-25-000022 | 7 | 17 | EQ | 0 | H | Shares Outstanding | us-gaap/2024 | Beginning balance (in shares) | 0 |
| 0001040971-25-000022 | 7 | 18 | EQ | 0 | H | Profit Loss Less Minority Interest In Net Income Loss Operating Partnerships | 0001040971-25-000022 | Net income (loss) | 0 |
| 0001040971-25-000022 | 7 | 19 | EQ | 0 | H | Minority Interest Decrease From Redemptions | us-gaap/2024 | Acquisition of subsidiary interest from noncontrolling interest | 1 |
| 0001040971-25-000022 | 7 | 20 | EQ | 0 | H | Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent | us-gaap/2024 | Other comprehensive income (loss) | 0 |
| 0001040971-25-000022 | 7 | 21 | EQ | 0 | H | Dividends Preferred Stock | us-gaap/2024 | Perpetual preferred unit dividends | 1 |
| 0001040971-25-000022 | 7 | 22 | EQ | 0 | H | Stock Issued During Period Shares Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds (in shares) | 0 |
| 0001040971-25-000022 | 7 | 23 | EQ | 0 | H | Stock Issued During Period Value Dividend Reinvestment Plan | us-gaap/2024 | DRSPP proceeds | 0 |
| 0001040971-25-000022 | 7 | 24 | EQ | 0 | H | Stock Issued During Period Shares Conversion Of Units | us-gaap/2024 | Conversion of units in the Operating Partnership for common stock (in shares) | 0 |
| 0001040971-25-000022 | 7 | 25 | EQ | 0 | H | Stock Issued During Period Value Conversion Of Units | us-gaap/2024 | Conversion of units in the Operating Partnership for common stock | 0 |
| 0001040971-25-000022 | 7 | 26 | EQ | 0 | H | Measurement Adjustment For Redeemable Noncontrolling Interest | 0001040971-25-000022 | Measurement adjustment for redeemable noncontrolling interest | 0 |
| 0001040971-25-000022 | 7 | 27 | EQ | 0 | H | Reallocationof Noncontrolling Interest In Operating Partnership Increase Decrease | 0001040971-25-000022 | Reallocation of noncontrolling interest in the Operating Partnership | 0 |
| 0001040971-25-000022 | 7 | 28 | EQ | 0 | H | Deferred Compensation Plan And Stock Award Shares | 0001040971-25-000022 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings (in shares) | 1 |
| 0001040971-25-000022 | 7 | 29 | EQ | 0 | H | Deferred Compensation Plan And Stock Award Net | 0001040971-25-000022 | Deferred compensation plan and stock awards, net of forfeitures and tax withholdings | 0 |
| 0001040971-25-000022 | 7 | 30 | EQ | 0 | H | Stock Issued During Period Value New Issues | us-gaap/2024 | Proceeds from issuance of common stock | 0 |
| 0001040971-25-000022 | 7 | 31 | EQ | 0 | H | Noncontrolling Interest Increase From Subsidiary Equity Issuance | us-gaap/2024 | Contributions to consolidated joint venture interests | 0 |
| 0001040971-25-000022 | 7 | 32 | EQ | 0 | H | Consolidation Of Joint Venture Interest | 0001040971-25-000022 | Consolidation of joint venture interest | 0 |
| 0001040971-25-000022 | 7 | 33 | EQ | 0 | H | Minority Interest Decrease From Distributions To Noncontrolling Interest Holders | us-gaap/2024 | Cash distributions to noncontrolling interests | 1 |
| 0001040971-25-000022 | 7 | 34 | EQ | 0 | H | Dividends Common Stock | us-gaap/2024 | Cash distributions declared | 1 |
| 0001040971-25-000022 | 7 | 35 | EQ | 0 | H | Stockholders Equity Including Portion Attributable To Noncontrolling Interest | us-gaap/2024 | Ending balance | 0 |
| Field Name | Field Description |
|---|---|
| adsh | Accession Number. The 20-character string formed from the 18-digit number assigned by the SEC to each EDGAR submission. |
| report | Represents the report grouping. This field corresponds to the statement (stmt) field, which indicates the type of statement. The numeric value refers to the “R file” as posted on the EDGAR Web site. |
| line | Represents the tag’s presentation line order for a given report. Together with the statement and report field, presentation location, order and grouping can be derived. |
| stmt | The financial statement location to which the value of the “report” field pertains. |
| inpth | Value was presented “parenthetically” instead of in columns within the financial statements. For example: Receivables (net of allowance for bad debts of $200 in 2012) $700. |
| rfile | The type of interactive data file rendered on the EDGAR web site, H = .htm file, X = .xml file. |
| tag | The tag chosen by the filer for this line item. |
| version | The taxonomy identifier if the tag is a standard tag, otherwise adsh. |
| plabel | The text presented on the line item, also known as a “preferred” label. |
| negating | Flag to indicate whether the plabel is negating. |