SmartStop Self Storage REIT, Inc. SMA Financial Statement Data

2025 Q2

Submissions

Field	Row 1
adsh	0000950170-25-068012
cik	1585389
name	SMARTSTOP SELF STORAGE REIT, INC.
sic	6798
countryba	US
stprba	CA
cityba	LADERA RANCH
zipba	92694
bas1	10 TERRACE ROAD
bas2
baph	949 429 6600
countryma	US
stprma	CA
cityma	LADERA RANCH
zipma	92694
mas1	10 TERRACE ROAD
mas2
countryinc	US
stprinc	MD
ein	461722812
former	STRATEGIC STORAGE TRUST II, INC.
changed	20130828
afs	4-NON
wksi	0
fye	1231
form	10-Q
period	20250331
fy	2025
fp	Q1
filed	20250509
accepted	2025-05-09 16:08:00.0
prevrpt	0
detail	1
instance	ck0001585389-20250331_htm.xml
nciks	1
aciks

Description

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.

Numbers

adsh	ddate	tag	value	uom	qtrs	version	segments	footnote
0000950170-25-068012	20240331	Accretion Of Financing Fee Revenues	34000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Accumulated Distributions In Excess Of Net Income	396382000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	1245000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	1150000.0000	USD	1	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	95000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20241231	Assets	1915303000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Bridge Loan Repayment	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Buildings And Improvements Gross	1581910000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Business Combination Acquisition Related Costs	203000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	39885000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Commitments And Contingencies		USD	0	us-gaap/2024
0000950170-25-068012	20241231	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Common Stock Shares Authorized	565000000.0000	shares	0	us-gaap/2024
0000950170-25-068012	20250331	Common Stock Shares Authorized	565000000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A And Class T;
0000950170-25-068012	20241231	Common Stock Shares Issued	21970817.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20241231	Common Stock Shares Outstanding	21970817.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20241231	Common Stock Value	89000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Comprehensive Income Net Of Tax	-4958000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest	-156000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Distributions Per Share	0.6000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Distributions To Noncontrolling Interests In Our Operating Partnership	-2130000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Distributions To Noncontrolling Interests In Our Operating Partnership	-2211000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Earnings Per Share Diluted	-0.3500	USD	1	us-gaap/2024	Class Of Stock= Class A And T Common Stock;
0000950170-25-068012	20240331	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents	-448000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Finite Lived Intangible Assets Net	6766000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Gains Losses On Extinguishment Of Debt	-789000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Goodwill	52200000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Income Loss From Equity Method Investments	-452000.0000	USD	1	us-gaap/2024	Product Or Service= Managed R E I T S;
0000950170-25-068012	20250331	Income Loss From Equity Method Investments	-242000.0000	USD	1	us-gaap/2024	Business Segments= Corporate And Other;
0000950170-25-068012	20250331	Income Taxes Paid	231000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Increase Decrease In Other Operating Assets	-648000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Increase Decrease In Other Operating Assets	-556000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Indefinite Lived Trademarks	15700000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Interest Expense	16512000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Interest Paid Net	13512000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Land	497896000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Liabilities	1371121000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Minority Interest	85104000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Net Cash Provided By Used In Financing Activities	-20710000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Net Cash Provided By Used In Investing Activities	-70309000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Net Income Loss Attributable To The Non Controlling Interests In Our Operating Partnership	209000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Net Income Loss Attributable To The Non Controlling Interests In Our Operating Partnership	684000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Net Income Loss Available To Common Stockholders Basic	-4648000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Non Cash Adjustment From Equity Method Investments In Managed Real Estate Investment Trusts	215000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Operating Income Loss	16000000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Operating Income Loss	21823000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-20000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-162000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	-158000.0000	USD	1	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20241231	Other Liabilities	21000.0000	USD	0	us-gaap/2024	Related Party Transaction= Transfer Agent Fees Expensed; Title Of Individual= Dealer Manager;
0000950170-25-068012	20241231	Partners Capital Attributable To Noncontrolling Interest	86470000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Payment Of Payroll Withholding Tax On Stock Vesting	192000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Payments For Deposits On Acquisition Of Real Estate Facilities	637000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Payments For Purchase Of Units	360000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Payments Of Debt Extinguishment Costs	754000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments Of Dividends Preferred Stock And Preference Stock	3151000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Payments Of Financing Costs	300000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments To Acquire Real Estate	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments To Noncontrolling Interest In Our Op	2304000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Repayments Of Debt	49846000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Retained Earnings Accumulated Deficit	-194054000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	4380000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	52662000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	2193000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage; Product Or Service= Ancillary Operating Revenue;
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	2193000.0000	USD	1	us-gaap/2024	Product Or Service= Ancillary Operating Revenue;
0000950170-25-068012	20231231	Shares Outstanding	2028457.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stockholders Equity	302966000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-338634000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Distributions In Excess Of Net Income;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	90093000.0000	USD	0	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	895091000.0000	USD	0	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	196356000.0000	USD	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20240331	Stock Issued During Period Value Dividend Reinvestment Plan	5694000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Temporary Equity Accretion To Redemption Value Adjustment	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Temporary Equity Issue Period Increase Or Decrease	5694000.0000	USD	1	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20241231	Other Assets	33538000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Accounts Payable And Other Accrued Liabilities	38113000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Accretion Of Fair Market Value Of Secured Debt	-204000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	975000.0000	USD	1	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	95000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20241231	Assets	63064000.0000	USD	0	us-gaap/2024	Business Segments= Corporate And Other;
0000950170-25-068012	20250331	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect	10584000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Common Stock Shares Authorized	350000000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20241231	Common Stock Shares Outstanding	2038466.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Common Stock Shares Outstanding	0.0000	shares	0	us-gaap/2024
0000950170-25-068012	20241231	Common Stock Value	8000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20240331	Cost Of Goods And Services Sold	1646000.0000	USD	1	us-gaap/2024	Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20250331	Cost Of Goods And Services Sold	1234000.0000	USD	1	us-gaap/2024	Product Or Service= Managed R E I T Platform Expenses;
0000950170-25-068012	20250331	Costs And Expenses	48210000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Debt And Capital Lease Obligations	1317435000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Development In Process	9503000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Dividends Payable Current And Noncurrent	9257000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Earnings Per Share Diluted	-0.3500	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Gains Losses On Extinguishment Of Debt	-471000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20241231	Goodwill	53643000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Income Loss From Equity Method Investments	-452000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T S;
0000950170-25-068012	20240331	Income Tax Expense Benefit	342000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Income Tax Expense Benefit	222000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Increase Decrease In Managed Real Estate Investment Trusts Receivables	-6765000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Interest Expense	21982000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Interest Income Operating	684000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Interest Income Operating	115000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20241231	Minority Interest	86850000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders	119000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Net Income Loss Attributable To Other Noncontrolling Interests	109000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Net Income Loss Available To Common Stockholders Basic	-4648000.0000	USD	1	us-gaap/2024	Equity Components= Retained Earnings;
0000950170-25-068012	20250331	Net Income Loss Available To Common Stockholders Basic	-8405000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20240331	Non Cash Adjustment From Equity Method Investments In Managed Real Estate Investment Trusts	452000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Non Cash Transactions Distribution Payable	8882000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Operating Income Loss	-300000.0000	USD	1	us-gaap/2024	Business Segments= Corporate And Other; Geographical= C A; Product Or Service= J V Properties;
0000950170-25-068012	20250331	Operating Income Loss	-200000.0000	USD	1	us-gaap/2024	Business Segments= Corporate And Other; Geographical= C A; Product Or Service= J V Properties;
0000950170-25-068012	20250331	Other Assets	29094000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-13000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	-1320000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	-1162000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	39000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Other Liabilities	362000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Other Nonoperating Income Expense	-176000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Partners Capital Attributable To Noncontrolling Interest	84724000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Payments To Acquire Other Productive Assets	12000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments To Acquire Real Estate And Real Estate Joint Ventures	1413000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20231130	Proceeds From Lines Of Credit	110000000.0000	CAD	0	us-gaap/2024	Credit Facility= Two Thousand Twenty Eight Canadian Term Loan;
0000950170-25-068012	20240331	Profit Loss	-8320000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20241231	Real Estate Investment Property Net Excluding Construction In Process	1786064000.0000	USD	0	0000950170-25-068012
0000950170-25-068012	20241231	Real Estate Investments	1795567000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Real Estate Investments Unconsolidated Real Estate Ventures	39429000.0000	USD	0	0000950170-25-068012
0000950170-25-068012	20240331	Redemption Of Common Stock	4165000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Restricted Cash	4712000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Restricted Stock Shares Issued Net Of Shares For Tax Withholdings	3362.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	65449000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	6256000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	2607000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage; Product Or Service= Ancillary Operating Revenue;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	56586000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage; Product Or Service= Self Storage Rental Revenue;
0000950170-25-068012	20240331	Shares Outstanding	22217386.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20240331	Shares Outstanding	2031954.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20241231	Shares Outstanding	2038466.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20241231	Stockholders Equity	325698000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	847000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	433000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-171918000.0000	USD	0	us-gaap/2024	Equity Components= Retained Earnings;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	62042000.0000	USD	0	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	86850000.0000	USD	0	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	302966000.0000	USD	0	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Stock Issued1	3452000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Stock Issued During Period Value Dividend Reinvestment Plan	5694000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20240331	Stock Redeemed Or Called During Period Shares	-6148.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20241231	Stock Redeemed Or Called During Period Value	29900000.0000	USD	4	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Plan Name= Share Redemption Program;
0000950170-25-068012	20240331	Unrealized Gain Loss On Foreign Currency And Derivatives	-272000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Weighted Average Number Of Diluted Shares Outstanding	2029315.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Weighted Average Number Of Diluted Shares Outstanding	24018553.0000	shares	1	us-gaap/2024
0000950170-25-068012	20240331	Weighted Average Number Of Shares Outstanding Basic	22178661.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Weighted Average Number Of Shares Outstanding Basic	2040781.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20241231	Deferred Income Tax Assets Net	4310000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Depreciation	15094000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Earnings Per Share Basic	-0.3500	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Additional Paid In Capital Common Stock	895118000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Amortization Of Financing Costs	1072000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Assets	154000000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage; Geographical= C A;
0000950170-25-068012	20250331	Bridge Loan Repayment	-2919000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20241231	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20241231	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20240430	Common Stock Shares Authorized	1125000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A; Plan Name= Distribution Reinvestment Plan;
0000950170-25-068012	20241231	Common Stock Shares Authorized	350000000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Common Stock Shares Authorized	125000000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Common Stock Shares Issued	22018249.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Common Stock Shares Outstanding	2044148.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	6000.0000	USD	1	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax	-1320000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20241231	Common Stock Value	0.0000	USD	0	us-gaap/2024	Class Of Stock= Common Stock;
0000950170-25-068012	20240331	Comprehensive Income Net Of Tax	-1954000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest	-5462000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Cost Of Goods And Services Sold	1234000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Managed R E I T Platform Expenses;
0000950170-25-068012	20250331	Deferred Offering Costs Included In Accounts Payable An Accrued Liabilities	908000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Development In Process	6116000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Distributions Per Share	0.6000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Distributions To Noncontrolling Interests In Our Operating Partnership	-2211000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Dividends Payable Current And Noncurrent	9898000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Earnings Per Share Diluted	-0.2000	USD	1	us-gaap/2024	Class Of Stock= Class A And T Common Stock;
0000950170-25-068012	20250331	General And Administrative Expense	7850000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20230930	Income Loss From Equity Method Investments	300000.0000	USD	1	us-gaap/2024	Geographical= C A; Ownership= Smart Centres Joint Ventures;
0000950170-25-068012	20240331	Income Loss From Equity Method Investments	-329000.0000	USD	1	us-gaap/2024	Business Segments= Corporate And Other;
0000950170-25-068012	20241231	Indefinite Lived Trademarks	15700000.0000	USD	0	us-gaap/2024	Finite Lived Intangible Assets By Major Class= Strategic Storage Trademark;
0000950170-25-068012	20250331	Interest Expense	40000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20241231	Investments In Affiliates Subsidiaries Associates And Joint Ventures	42211000.0000	USD	0	us-gaap/2024	Related Party Transactions By Related Party= Sst Vi;
0000950170-25-068012	20250331	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders	181000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Net Cash Provided By Used In Investing Activities	-609000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Net Income Loss Attributable To Noncontrolling Interest	-100000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Net Income Loss Attributable To Other Noncontrolling Interests	181000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Net Income Loss Available To Common Stockholders Basic	-8405000.0000	USD	1	us-gaap/2024	Equity Components= Retained Earnings;
0000950170-25-068012	20250331	Non Cash Adjustment From Equity Method Investments In Joint Venture Properties	242000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Non Cash Transactions Retirement Of Assets Due To Casualty Loss	731000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-1194000.0000	USD	1	0000950170-25-068012	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20240331	Other Comprehensive Income Loss Net Of Tax	-470000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Other Liabilities	341000.0000	USD	0	us-gaap/2024	Related Party Transaction= Other Related Party Transaction; Title Of Individual= Dealer Manager;
0000950170-25-068012	20250331	Payments For Deposits On Acquisition Of Real Estate Facilities	1045000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Payments To Acquire Real Estate	80497000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Proceeds From Insurance Settlement Investing Activities	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Proceeds From Issuance Of Debt	55590000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Profit Loss	4913000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Real Estate And Construction In Process Included In Accounts Payable	1961000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20241231	Real Estate Investment Property At Cost	2091196000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Real Estate Investments Unconsolidated Real Estate Ventures	38797000.0000	USD	0	0000950170-25-068012
0000950170-25-068012	20250331	Related Party Sponsor Funding Reduction	245000.0000	USD	1	0000950170-25-068012		Pursuant to the Sponsor Funding Agreement, SmartStop funds certain costs of SST VI's share sales, and in return receives Series C Units in SST VI's OP. The excess of the funding over the value of the Series C Units received is accounted for as a reduction of Managed REIT Platform revenues from SST VI over the remaining estimated term of the management contracts with SST VI.
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	404340000.0000	USD	0	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	196356000.0000	USD	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-167270000.0000	USD	0	us-gaap/2024	Equity Components= Retained Earnings;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	89000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	8000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-1708000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	196356000.0000	USD	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-185649000.0000	USD	0	us-gaap/2024	Equity Components= Retained Earnings;
0000950170-25-068012	20240331	Stock Issued During Period Shares Dividend Reinvestment Plan	83791.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20240331	Stock Issued During Period Shares Dividend Reinvestment Plan	9645.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stock Issued During Period Shares Dividend Reinvestment Plan	188000.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Plan Name= Current Drp Offering;
0000950170-25-068012	20240331	Stock Issued During Period Shares Restricted Stock Award Gross	9285.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stock Issued During Period Value Dividend Reinvestment Plan	3452000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20241231	Temporary Equity Carrying Amount Attributable To Parent	62042000.0000	USD	0	us-gaap/2024	Class Of Stock= Redeemable Common Stock;
0000950170-25-068012	20250331	Temporary Equity Carrying Amount Attributable To Parent	65496000.0000	USD	0	us-gaap/2024	Class Of Stock= Redeemable Common Stock;
0000950170-25-068012	20250331	Temporary Equity Issue Period Increase Or Decrease	-3454000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Temporary Equity Issue Period Increase Or Decrease	3454000.0000	USD	1	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20250331	Temporary Equity Issue Period Increase Or Decrease	-3454000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20241231	Temporary Equity Shares Authorized	200000000.0000	shares	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20250331	Temporary Equity Shares Outstanding	200000.0000	shares	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Unrealized Gain Loss On Foreign Currency And Derivatives	227000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Weighted Average Number Of Diluted Shares Outstanding	22178661.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20240331	Dividends Common Stock	14443000.0000	USD	1	us-gaap/2024	Equity Components= Accumulated Distributions In Excess Of Net Income;
0000950170-25-068012	20240331	Dividends Common Stock	14443000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Dividends Common Stock	14222000.0000	USD	1	us-gaap/2024	Equity Components= Accumulated Distributions In Excess Of Net Income;
0000950170-25-068012	20250331	Dividends Common Stock	14222000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Accounts Payable And Other Accrued Liabilities	41831000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Accumulated Other Comprehensive Income Loss Net Of Tax	-1713000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	1134000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	159000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20240331	Amortization Of Intangible Assets	49000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Assets	2114401000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Assets	63353000.0000	USD	0	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Assets	1984374000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage;	Included in the assets of the Self Storage segment as of March 31, 2025 and December 31, 2024 was approximately $52.2 million of goodwill. Additionally, as of March 31, 2025 and December 31, 2024, there were no accumulated impairment charges to goodwill within the Self Storage segment.
0000950170-25-068012	20240331	Business Combination Acquisition Related Costs	71000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Capital Distributions From Managed Real Estate Investment Trusts	153000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest	-504000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Cost Of Goods And Services Sold	1646000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20240331	Cost Of Goods And Services Sold	852000.0000	USD	1	us-gaap/2024	Product Or Service= Managed R E I T Platform Expenses;
0000950170-25-068012	20240331	Cost Of Goods And Services Sold	17390000.0000	USD	1	us-gaap/2024	Product Or Service= Property Operating Expenses;
0000950170-25-068012	20240331	Costs And Expenses	41042000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Earnings Per Share Diluted	-0.2000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Finite Lived Intangible Assets Net	8459000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	General And Administrative Expense	7426000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Goodwill	1400000.0000	USD	0	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20240331	Income Loss From Equity Method Investments	-452000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Managed R E I T S;
0000950170-25-068012	20240331	Income Tax Expense Benefit	10000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Income Tax Expense Benefit	606000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Increase Decrease In Due To Affiliates	-10000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Interest Income Operating	610000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20241231	Investments In Affiliates Subsidiaries Associates And Joint Ventures	57722000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Investments In Affiliates Subsidiaries Associates And Joint Ventures	10375000.0000	USD	0	us-gaap/2024	Related Party Transactions By Related Party= Ssgt Iii Op;
0000950170-25-068012	20250331	Net Income Loss Attributable To Noncontrolling Interest	-503000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Non Cash Transactions Retirement Of Assets Due To Casualty Loss	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Operating Income Loss	-8113000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Operating Income Loss	22473000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-60000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-109000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	-1162000.0000	USD	1	us-gaap/2024	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20241231	Other Liabilities	362000.0000	USD	0	us-gaap/2024	Title Of Individual= Dealer Manager;
0000950170-25-068012	20241231	Other Minority Interests	380000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Other Nonoperating Income Expense	107000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Payments Of Debt Extinguishment Costs	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Proceeds From Insurance Settlement Investing Activities	3039000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Profit Loss	-1640000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Profit Loss	-5456000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Real Estate And Construction In Process Included In Accounts Payable	837000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Redeemable Preferred Stock Dividends	3452000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Redemption Of Common Stock	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Repayments Of Debt	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Repayments Of Secured Debt	681000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Restricted Stock Shares Issued Net Of Shares For Tax Withholdings	3829.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	59193000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	2143000.0000	USD	1	us-gaap/2024	Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	56586000.0000	USD	1	us-gaap/2024	Product Or Service= Self Storage Rental Revenue;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	495863000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	71277000.0000	USD	0	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20250331	Weighted Average Number Of Diluted Shares Outstanding	2040781.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	894797000.0000	USD	0	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	895118000.0000	USD	0	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	65496000.0000	USD	0	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-1713000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20250331	Stock Issued During Period Shares Dividend Reinvestment Plan	50911.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stock Issued During Period Value Reverse Stock Splits	67000.0000	USD	1	0000950170-25-068012	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stock Issued During Period Value Reverse Stock Splits	6000.0000	USD	1	0000950170-25-068012	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20240331	Stock Redeemed Or Called During Period Value	8660000.0000	USD	1	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20241231	Temporary Equity Carrying Amount Attributable To Parent	196356000.0000	USD	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20240331	Temporary Equity Issue Period Increase Or Decrease	-5694000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Temporary Equity Issue Period Increase Or Decrease	-3454000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20241231	Temporary Equity Shares Issued	200000.0000	shares	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20240331	Weighted Average Number Of Shares Outstanding Basic	2029315.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Weighted Average Number Of Shares Outstanding Basic	24018553.0000	shares	1	us-gaap/2024
0000950170-25-068012	20241231	Accumulated Other Comprehensive Income Loss Net Of Tax	-1708000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Additional Paid In Capital Common Stock	895091000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Amortization Of Financing Costs	802000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Assets	2042067000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Assets	63700000.0000	USD	0	us-gaap/2024	Business Segments= Managed R E I T Platform;	Included in the assets of the Managed REIT Platform segment as of March 31, 2025 and December 31, 2024 was approximately $1.4 million of goodwill. Such goodwill is net of accumulated impairment charges in the Managed REIT Platform segment of approximately $24.7 million, which relates to the impairment charge recorded during the quarter ended March 31, 2020.
0000950170-25-068012	20250331	Assets	33500000.0000	USD	0	us-gaap/2024	Business Segments= Corporate And Other; Geographical= C A; Product Or Service= J V Properties;
0000950170-25-068012	20241231	Cash And Cash Equivalents At Carrying Value	23112000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	46071000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Common Class A And Class T;
0000950170-25-068012	20241231	Common Stock Shares Authorized	0.0000	shares	0	us-gaap/2024
0000950170-25-068012	20241231	Common Stock Shares Issued	0.0000	shares	0	us-gaap/2024
0000950170-25-068012	20250331	Cost Of Goods And Services Sold	2143000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20250331	Depreciation	263000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20240331	Distributions To Noncontrolling Interests In Our Operating Partnership	-2130000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents	-29000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Gains Losses On Extinguishment Of Debt	-789000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Goodwill	53643000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Income Loss From Equity Method Investments	-329000.0000	USD	1	us-gaap/2024	Product Or Service= J V Properties;
0000950170-25-068012	20240930	Income Loss From Equity Method Investments	200000.0000	USD	1	us-gaap/2024	Geographical= C A; Ownership= Smart Centres Joint Ventures;
0000950170-25-068012	20250331	Income Loss From Equity Method Investments	-242000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others; Product Or Service= J V Properties;
0000950170-25-068012	20240331	Income Taxes Paid	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Income Tax Expense Benefit	268000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Income Tax Expense Benefit	316000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Increase Decrease In Managed Real Estate Investment Trusts Receivables	-4896000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Interest Expense	42000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20240331	Interest Income Operating	234000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Investments In Affiliates Subsidiaries Associates And Joint Ventures	45312000.0000	USD	0	us-gaap/2024	Related Party Transactions By Related Party= Sst Vi;
0000950170-25-068012	20241231	Land	480539000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Land Improvements	95798000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Net Cash Provided By Used In Financing Activities	70372000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Net Income Loss Attributable To Other Noncontrolling Interests	181000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Net Income Loss Available To Common Stockholders Basic	-4648000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20240331	Operating Income Loss	-7656000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20240331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-506000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-446000.0000	USD	1	0000950170-25-068012	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20250331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-154000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-134000.0000	USD	1	0000950170-25-068012	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20250331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	33000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Other Liabilities	352000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Other Nonoperating Income Expense	454000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payment Of Deferred Offering Costs	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Payment Of Payroll Withholding Tax On Stock Vesting	219000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Payments Of Dividends Preferred Stock And Preference Stock	3400000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments Of Financing Costs	9046000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Payments To Other Noncontrolling Interest	181000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Profit Loss	-8332000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Profit Loss	-330000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Promissory Note Repayment	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Related Party Sponsor Funding Reduction	181000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Repayment Of Mezzanine Loan	-3000000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Repayments Of Secured Debt	824000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Restricted Cash	6189000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	57042000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	2734000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Managed R E I T Platform Revenue;
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	2734000.0000	USD	1	us-gaap/2024	Product Or Service= Managed R E I T Platform Revenue;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	474868000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-382160000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Distributions In Excess Of Net Income;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	325698000.0000	USD	0	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	85104000.0000	USD	0	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Stock Issued During Period Shares Dividend Reinvestment Plan	300000.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T; Plan Name= Distribution Reinvestment Plan;
0000950170-25-068012	20240331	Stock Issued During Period Value Dividend Reinvestment Plan	5694000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Stock Issued During Period Value Reverse Stock Splits	72000.0000	USD	1	0000950170-25-068012	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20241231	Stock Redeemed Or Called During Period Value	29900000.0000	USD	4	us-gaap/2024	Plan Name= Share Redemption Program;
0000950170-25-068012	20250331	Temporary Equity Carrying Amount Attributable To Parent	196356000.0000	USD	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20241231	Temporary Equity Shares Authorized	200000.0000	shares	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Temporary Equity Shares Issued	200000.0000	shares	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Weighted Average Number Of Shares Outstanding Basic	21977772.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Adjustments Related To Tax Withholding For Share Based Compensation	192000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Adjustments Related To Tax Withholding For Share Based Compensation	192000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20240331	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	159000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20240331	Amortization Of Intangible Assets	24000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Capital Distributions From Managed Real Estate Investment Trusts	151000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Cash And Cash Equivalents At Carrying Value	35173000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	29301000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Change In Deferred Tax Assets And Liabilities	-263000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Adjustments Related To Tax Withholding For Share Based Compensation	219000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Adjustments Related To Tax Withholding For Share Based Compensation	219000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20250331	Amortization Of Intangible Assets	1599000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Assets	66674000.0000	USD	0	us-gaap/2024	Business Segments= Corporate And Other;
0000950170-25-068012	20240331	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect	-7356000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20241231	Common Stock Shares Issued	2038466.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Common Stock Shares Issued	0.0000	shares	0	us-gaap/2024
0000950170-25-068012	20240331	Cost Of Goods And Services Sold	852000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Managed R E I T Platform Expenses;
0000950170-25-068012	20241231	Debt Issuance Costs Net Of Accumulated Amortization	6723000.0000	USD	0	0000950170-25-068012
0000950170-25-068012	20250331	Debt Issuance Costs Net Of Accumulated Amortization	6247000.0000	USD	0	0000950170-25-068012
0000950170-25-068012	20240331	Deferred Offering Costs Included In Accounts Payable An Accrued Liabilities	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Depreciation	13584000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Depreciation	13354000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Dividends Common Stock	14443000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Dividends Common Stock	14222000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Goodwill	1400000.0000	USD	0	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Income Loss From Equity Method Investments	-215000.0000	USD	1	us-gaap/2024	Product Or Service= Managed R E I T S;
0000950170-25-068012	20250331	Indefinite Lived Trademarks	15700000.0000	USD	0	us-gaap/2024	Finite Lived Intangible Assets By Major Class= Strategic Storage Trademark;
0000950170-25-068012	20250331	Interest Expense	22022000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Interest Income Operating	725000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Investments In Affiliates Subsidiaries Associates And Joint Ventures	15511000.0000	USD	0	us-gaap/2024	Related Party Transactions By Related Party= Ssgt Iii Op;
0000950170-25-068012	20241231	Liabilities And Stockholders Equity	2042067000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders	181000.0000	USD	1	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Net Cash Provided By Used In Operating Activities	14411000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Non Cash Adjustment From Equity Method Investments In Joint Venture Properties	329000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Operating Income Loss	1833000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	General And Administrative Expense	7850000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Goodwill	52200000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20250331	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024
0000950170-25-068012	20240430	Common Stock Shares Authorized	125000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T; Plan Name= Distribution Reinvestment Plan;
0000950170-25-068012	20250331	Common Stock Shares Authorized	10000000.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Common Stock Shares Issued	2044148.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20250331	Common Stock Shares Outstanding	22018249.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Common Stock Value	2000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class T;
0000950170-25-068012	20240331	Cost Of Goods And Services Sold	17390000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage; Product Or Service= Property Operating Expenses;
0000950170-25-068012	20250331	Cost Of Goods And Services Sold	20087000.0000	USD	1	us-gaap/2024	Product Or Service= Property Operating Expenses;
0000950170-25-068012	20241231	Deferred Income Tax Liabilities Net	5954000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Deferred Income Tax Liabilities Net	6135000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Depreciation	230000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Depreciation	14831000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Earnings Per Share Basic	-0.2000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Finite Lived Intangible Assets Net	8500000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Gains Losses On Extinguishment Of Debt	-471000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	General And Administrative Expense	7426000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20240331	Income Tax Expense Benefit	64000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Increase Decrease In Accounts Payable And Accrued Liabilities	1580000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Indefinite Lived Trademarks	15700000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Interest Expense	16554000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Interest Income Operating	450000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Interest Paid Net	18182000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Investments In Affiliates Subsidiaries Associates And Joint Ventures	55691000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Land Improvements	94562000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Liabilities And Stockholders Equity	2114401000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Net Cash Provided By Used In Operating Activities	10550000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Net Income Loss Attributable To Other Noncontrolling Interests	109000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20240331	Net Income Loss Attributable To The Non Controlling Interests In Our Operating Partnership	209000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Net Income Loss Attributable To The Non Controlling Interests In Our Operating Partnership	684000.0000	USD	1	0000950170-25-068012	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Non Cash Transactions Distribution Payable	9898000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-1194000.0000	USD	1	0000950170-25-068012	Equity Components= Parent;
0000950170-25-068012	20250331	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	33000.0000	USD	1	us-gaap/2024	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20250331	Other Comprehensive Income Loss Net Of Tax	-6000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Other Liabilities	11000.0000	USD	0	us-gaap/2024	Related Party Transaction= Transfer Agent Fees Expensed; Title Of Individual= Dealer Manager;
0000950170-25-068012	20240331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-1356000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-96000.0000	USD	1	0000950170-25-068012	Equity Components= Accumulated Other Comprehensive Income;
0000950170-25-068012	20240331	Other Nonoperating Income Expense	-283000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Payments For Purchase Of Units	294000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Payments To Acquire Real Estate And Real Estate Joint Ventures	832000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Payments To Noncontrolling Interest In Our Op	1606000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Profit Loss	3206000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Real Estate Investment Property Accumulated Depreciation	319905000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Retained Earnings Accumulated Deficit	-185649000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	4113000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Managed R E I T Platform Revenue;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	4113000.0000	USD	1	us-gaap/2024	Product Or Service= Managed R E I T Platform Revenue;
0000950170-25-068012	20241231	Shares Outstanding	21970817.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	894857000.0000	USD	0	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	68311000.0000	USD	0	us-gaap/2024	Class Of Stock= Redeemable Common Stock; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	2000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-396382000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Distributions In Excess Of Net Income;
0000950170-25-068012	20250331	Stock Issued During Period Shares Dividend Reinvestment Plan	2700000.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Plan Name= Distribution Reinvestment Plan;
0000950170-25-068012	20250331	Stock Issued During Period Shares Dividend Reinvestment Plan	21000.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T; Plan Name= Current Drp Offering;
0000950170-25-068012	20250331	Stock Issued During Period Shares Restricted Stock Award Gross	-117.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20240331	Stock Redeemed Or Called During Period Shares	-62145.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20241231	Stock Redeemed Or Called During Period Shares	500000.0000	shares	4	us-gaap/2024	Plan Name= Share Redemption Program;
0000950170-25-068012	20240331	Temporary Equity Issue Period Increase Or Decrease	-5694000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Temporary Equity Issue Period Increase Or Decrease	-5694000.0000	USD	1	us-gaap/2024	Equity Components= Additional Paid In Capital;
0000950170-25-068012	20241231	Temporary Equity Liquidation Preference	203400000.0000	USD	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Temporary Equity Liquidation Preference	203452000.0000	USD	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20241231	Temporary Equity Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Temporary Equity Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20241231	Temporary Equity Shares Outstanding	200000.0000	shares	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20240331	Weighted Average Number Of Shares Outstanding Basic	24207976.0000	shares	1	us-gaap/2024
0000950170-25-068012	20250331	Payment Of Deferred Offering Costs	540000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Payments Of Dividends Common Stock	10785000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments To Other Noncontrolling Interest	119000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Profit Loss	1767000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20241231	Real Estate Investment Property Accumulated Depreciation	305132000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Real Estate Investment Property Net Excluding Construction In Process	1855699000.0000	USD	0	0000950170-25-068012
0000950170-25-068012	20250331	Real Estate Investments	1861815000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Redeemable Preferred Stock Dividends	3108000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Repayments Of Long Term Lines Of Credit	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	50469000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage; Product Or Service= Self Storage Rental Revenue;
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	1646000.0000	USD	1	us-gaap/2024	Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	2143000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20250331	Share Based Compensation	1245000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Shares Outstanding	22018249.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20250331	Shares Outstanding	2044148.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	89000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	8000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	384775000.0000	USD	0	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20240331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	196356000.0000	USD	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	412548000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	89000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20241231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	8000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	388070000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-194054000.0000	USD	0	us-gaap/2024	Equity Components= Retained Earnings;
0000950170-25-068012	20250331	Stock Issued During Period Value Dividend Reinvestment Plan	3452000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20241231	Temporary Equity Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20250331	Temporary Equity Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Temporary Equity Shares Authorized	200000.0000	shares	0	us-gaap/2024	Class Of Stock= Series A Convertible Preferred Stock;
0000950170-25-068012	20250331	Operating Income Loss	17239000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Accretion Of Fair Market Value Of Secured Debt	-3000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Accretion Of Financing Fee Revenues	96000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20241231	Accumulated Distributions In Excess Of Net Income	382160000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Adjustments Related To Tax Withholding For Share Based Compensation	219000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20250331	Adjustments Related To Tax Withholding For Share Based Compensation	192000.0000	USD	1	us-gaap/2024	Equity Components= Parent;
0000950170-25-068012	20240331	Amortization Of Intangible Assets	73000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Assets	32800000.0000	USD	0	us-gaap/2024	Business Segments= Corporate And Other; Geographical= C A; Product Or Service= J V Properties;
0000950170-25-068012	20250331	Operating Income Loss	2879000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20250331	Amortization Of Intangible Assets	1599000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20241231	Assets	155000000.0000	USD	0	us-gaap/2024	Business Segments= Self Storage; Geographical= C A;
0000950170-25-068012	20241231	Buildings And Improvements Gross	1516095000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20231231	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	53427000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Change In Deferred Tax Assets And Liabilities	-218000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20241231	Commitments And Contingencies		USD	0	us-gaap/2024
0000950170-25-068012	20250331	Common Stock Par Or Stated Value Per Share	0.0010	USD	0	us-gaap/2024	Subsequent Event Type= Subsequent Event; Subsidiary Sale Of Stock= Underwritten Public Offering;
0000950170-25-068012	20241231	Common Stock Shares Outstanding	0.0000	shares	0	us-gaap/2024
0000950170-25-068012	20250331	Common Stock Value	22000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class A;
0000950170-25-068012	20250331	Common Stock Value	0.0000	USD	0	us-gaap/2024	Class Of Stock= Common Stock;
0000950170-25-068012	20240331	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest	-2110000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Cost Of Goods And Services Sold	20087000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage; Product Or Service= Property Operating Expenses;
0000950170-25-068012	20250331	Cost Of Goods And Services Sold	2143000.0000	USD	1	us-gaap/2024	Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20250331	Debt And Capital Lease Obligations	1406263000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Deferred Income Tax Assets Net	4438000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Depreciation And Amortization	13657000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Depreciation And Amortization	16693000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Earnings Per Share Basic	-0.2000	USD	1	us-gaap/2024	Class Of Stock= Class A And T Common Stock;
0000950170-25-068012	20250331	Earnings Per Share Basic	-0.3500	USD	1	us-gaap/2024	Class Of Stock= Class A And T Common Stock;
0000950170-25-068012	20240331	Income Loss From Equity Method Investments	-329000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others; Product Or Service= J V Properties;
0000950170-25-068012	20250331	Income Loss From Equity Method Investments	-215000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Managed R E I T S;
0000950170-25-068012	20250331	Income Loss From Equity Method Investments	-215000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T S;
0000950170-25-068012	20250331	Income Loss From Equity Method Investments	-242000.0000	USD	1	us-gaap/2024	Product Or Service= J V Properties;
0000950170-25-068012	20250331	Income Tax Expense Benefit	68000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform;
0000950170-25-068012	20240331	Increase Decrease In Accounts Payable And Accrued Liabilities	2814000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Increase Decrease In Due To Affiliates	0.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Liabilities	1464479000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20240331	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders	119000.0000	USD	1	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Net Income Loss Available To Common Stockholders Basic	-8405000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-446000.0000	USD	1	0000950170-25-068012	Equity Components= Parent;
0000950170-25-068012	20250331	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	-134000.0000	USD	1	0000950170-25-068012	Equity Components= Parent;
0000950170-25-068012	20250331	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	-96000.0000	USD	1	0000950170-25-068012	Equity Components= Parent;
0000950170-25-068012	20250331	Proceeds From Lines Of Credit	64000000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Promissory Note Repayment	-7000000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax	39000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Other Liabilities	341000.0000	USD	0	us-gaap/2024	Related Party Transaction= Other Related Party Transaction; Title Of Individual= Dealer Manager;
0000950170-25-068012	20250331	Other Liabilities	352000.0000	USD	0	us-gaap/2024	Title Of Individual= Dealer Manager;
0000950170-25-068012	20250331	Other Minority Interests	380000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Other Nonoperating Income Expense	285000.0000	USD	1	us-gaap/2024	Business Segments= Corporates And Others;
0000950170-25-068012	20250331	Other Nonoperating Income Expense	169000.0000	USD	1	us-gaap/2024	Business Segments= Self Storage;
0000950170-25-068012	20240331	Payments For Real Estate Additions	1314000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20250331	Payments For Real Estate Additions	738000.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Payments Of Dividends Common Stock	8807000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Payments To Acquire Other Productive Assets	38000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Proceeds From Issuance Of Debt	74800000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Proceeds From Lines Of Credit	576000000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Real Estate Investment Property At Cost	2175604000.0000	USD	0	us-gaap/2024
0000950170-25-068012	20250331	Repayment Of Mezzanine Loan	0.0000	USD	1	0000950170-25-068012
0000950170-25-068012	20240331	Repayments Of Long Term Lines Of Credit	623808000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	1646000.0000	USD	1	us-gaap/2024	Business Segments= Managed R E I T Platform; Product Or Service= Reimbursable Costs From Managed R E I Ts;
0000950170-25-068012	20240331	Revenue From Contract With Customer Excluding Assessed Tax	50469000.0000	USD	1	us-gaap/2024	Product Or Service= Self Storage Rental Revenue;
0000950170-25-068012	20250331	Revenue From Contract With Customer Excluding Assessed Tax	2607000.0000	USD	1	us-gaap/2024	Product Or Service= Ancillary Operating Revenue;
0000950170-25-068012	20240331	Share Based Compensation	1134000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20231231	Shares Outstanding	22190284.0000	shares	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	-324191000.0000	USD	0	us-gaap/2024	Equity Components= Accumulated Distributions In Excess Of Net Income;
0000950170-25-068012	20231231	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	91523000.0000	USD	0	us-gaap/2024	Equity Components= Noncontrolling Interest;
0000950170-25-068012	20250331	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	22000.0000	USD	0	us-gaap/2024	Class Of Stock= Common Class A; Equity Components= Common Stock;
0000950170-25-068012	20240331	Stock Issued1	5694000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Stock Issued During Period Shares Dividend Reinvestment Plan	5682.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class T; Equity Components= Common Stock;
0000950170-25-068012	20250331	Stock Issued During Period Value Dividend Reinvestment Plan	3452000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20240331	Temporary Equity Accretion To Redemption Value Adjustment	8439000.0000	USD	1	us-gaap/2024
0000950170-25-068012	20250331	Temporary Equity Shares Authorized	200000000.0000	shares	0	us-gaap/2024	Equity Components= Preferred Stock;
0000950170-25-068012	20240331	Weighted Average Number Of Diluted Shares Outstanding	24207976.0000	shares	1	us-gaap/2024
0000950170-25-068012	20250331	Weighted Average Number Of Diluted Shares Outstanding	21977772.0000	shares	1	us-gaap/2024	Class Of Stock= Common Class A;

Description

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.

Tags

tag	version	custom	datatype	iord	crdr	tlabel	doc
Payments To Acquire Real Estate	us-gaap/2024	0	monetary	D	C	Payments to Acquire Real Estate	The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.
Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest	us-gaap/2024	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.
Non Cash Transactions Retirement Of Assets Due To Casualty Loss	0000950170-25-068012	1	monetary	D	C	Non Cash Transactions Retirement of Assets Due to Casualty Loss	Non cash transactions retirement of assets due to casualty loss.
Revenue From Contract With Customer Excluding Assessed Tax	us-gaap/2024	0	monetary	D	C	Revenue from Contract with Customer, Excluding Assessed Tax	Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.
Depreciation And Amortization	us-gaap/2024	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.
Development In Process	us-gaap/2024	0	monetary	I	D	Development in Process	The current amount of expenditures for a real estate project that has not yet been completed.
Real Estate Investment Property At Cost	us-gaap/2024	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.
Stockholders Equity Including Portion Attributable To Noncontrolling Interest	us-gaap/2024	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	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.
Stock Issued During Period Shares Restricted Stock Award Gross	us-gaap/2024	0	shares	D		Stock Issued During Period, Shares, Restricted Stock Award, Gross	Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.
Net Income Loss Attributable To The Non Controlling Interests In Our Operating Partnership	0000950170-25-068012	1	monetary	D	D	Net Income Loss Attributable to the Non Controlling Interests in Our Operating Partnership	Net income (loss) attributable to the non controlling interests in our operating partnership.
Comprehensive Income Net Of Tax	us-gaap/2024	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.
Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest	us-gaap/2024	0	monetary	D	D	Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest	Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.
Distributions To Noncontrolling Interests In Our Operating Partnership	0000950170-25-068012	1	monetary	D	D	Distributions to Noncontrolling Interests in our Operating Partnership	Distributions to noncontrolling interests in our operating partnership.
Deferred Income Tax Assets Net	us-gaap/2024	0	monetary	I	D	Deferred Income Tax Assets, Net	Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.
Liabilities	us-gaap/2024	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	monetary	I	C	Liabilities and Equity	Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.
Net Income Loss Attributable To Noncontrolling Interest	us-gaap/2024	0	monetary	D	D	Net Income (Loss) Attributable to Noncontrolling Interest	Amount of Net Income (Loss) attributable to noncontrolling interest.
Payments Of Debt Extinguishment Costs	us-gaap/2024	0	monetary	D	C	Payment for Debt Extinguishment or Debt Prepayment Cost	Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.
Retained Earnings Accumulated Deficit	us-gaap/2024	0	monetary	I	C	Retained Earnings (Accumulated Deficit)	Amount of accumulated undistributed earnings (deficit).
Stock Issued1	us-gaap/2024	0	monetary	D	C	Stock Issued	The fair value of stock issued in noncash financing activities.
Stock Redeemed Or Called During Period Value	us-gaap/2024	0	monetary	D	D	Stock Redeemed or Called During Period, Value	Equity impact of the value of stock bought back by the entity at the exercise price or redemption price.
Temporary Equity Shares Issued	us-gaap/2024	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.
Payments To Noncontrolling Interest In Our Op	0000950170-25-068012	1	monetary	D	C	Payments to noncontrolling interest in our OP	Payments to noncontrolling interest in our OP
Stock Issued During Period Value Reverse Stock Splits	0000950170-25-068012	1	monetary	D	D	Stock Issued During Period Value Reverse Stock Splits	Stock issued during period value reverse stock splits.
Accumulated Other Comprehensive Income Loss Net Of Tax	us-gaap/2024	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.
Accumulated Distributions In Excess Of Net Income	us-gaap/2024	0	monetary	I	D	Accumulated Distributions in Excess of Net Income	The amount as of the balance sheet date by which cumulative distributions to shareholders (or partners) exceed retained earnings (or accumulated earnings).
Adjustments Related To Tax Withholding For Share Based Compensation	us-gaap/2024	0	monetary	D	D	Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.
Common Stock Par Or Stated Value Per Share	us-gaap/2024	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	shares	I		Common Stock, Shares, Outstanding	Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Income Tax Expense Benefit	us-gaap/2024	0	monetary	D	D	Income Tax Expense (Benefit)	Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.
Investments In Affiliates Subsidiaries Associates And Joint Ventures	us-gaap/2024	0	monetary	I	D	Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures	Amount of investment in equity method investee and investment in and advance to affiliate.
Land Improvements	us-gaap/2024	0	monetary	I	D	Land Improvements	Amount before accumulated depreciation and depletion of additions or improvements to real estate held for productive use. Examples include, but are not limited to, walkways, driveways, fences, and parking lots.
Proceeds From Insurance Settlement Investing Activities	us-gaap/2024	0	monetary	D	D	Proceeds from Insurance Settlement, Investing Activities	Amount of cash inflow for proceeds from settlement of insurance claim, classified as investing activities. Excludes insurance settlement classified as operating activities.
Real Estate Investment Property Accumulated Depreciation	us-gaap/2024	0	monetary	I	C	Real Estate Investment Property, Accumulated Depreciation	The cumulative amount of depreciation for real estate property held for investment purposes.
Stockholders Equity	us-gaap/2024	0	monetary	I	C	Equity, Attributable to Parent	Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.
Temporary Equity Carrying Amount Attributable To Parent	us-gaap/2024	0	monetary	I	C	Temporary Equity, Carrying Amount, Attributable to Parent	Carrying amount, attributable to parent, of an entity's issued and outstanding stock which is not included within permanent equity. 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. Includes stock with a put option held by an ESOP and stock redeemable by a holder only in the event of a change in control of the issuer.
Temporary Equity Shares Authorized	us-gaap/2024	0	shares	I		Temporary Equity, Shares Authorized	The maximum number of securities classified as temporary equity that are permitted to be issued by an entity's charter and bylaws. 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 Number Of Diluted Shares Outstanding	us-gaap/2024	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.
Accretion Of Financing Fee Revenues	0000950170-25-068012	1	monetary	D	C	Accretion Of Financing Fee Revenues	Accretion of financing fee revenues.
Non Cash Adjustment From Equity Method Investments In Managed Real Estate Investment Trusts	0000950170-25-068012	1	monetary	D	D	Non Cash Adjustment From Equity Method Investments In Managed Real Estate Investment Trusts	Non cash adjustment from equity method investments in managed real estate investment trusts.
Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	0000950170-25-068012	1	monetary	D	C	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1
Payments For Real Estate Additions	0000950170-25-068012	1	monetary	D	C	Payments For Real Estate Additions	The cash outflow for acquisition of or real estate improvements held for investment (operating, managed, leased) or for use.
Assets	us-gaap/2024	0	monetary	I	D	Assets	Amount of asset recognized for present right to economic benefit.
Common Stock Shares Issued	us-gaap/2024	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.
Cost Of Goods And Services Sold	us-gaap/2024	0	monetary	D	D	Cost of Goods and Services Sold	The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.
Dividends Payable Current And Noncurrent	us-gaap/2024	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	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.
Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents	us-gaap/2024	0	monetary	D	D	Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Continuing Operations	Amount of increase (decrease) from effect of exchange rate changes on cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; held in foreign currencies. Excludes amounts 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.
Income Taxes Paid	us-gaap/2024	0	monetary	D	C	Income Taxes Paid	Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.
Interest Expense	us-gaap/2024	0	monetary	D	D	Interest Expense, Operating and Nonoperating	Amount of interest expense classified as operating and nonoperating. Includes, but is not limited to, cost of borrowing accounted for as interest expense.
Accretion Of Fair Market Value Of Secured Debt	0000950170-25-068012	1	monetary	D	C	Accretion Of Fair Market Value Of Secured Debt	Accretion of fair market value of secured debt.
Payment Of Payroll Withholding Tax On Stock Vesting	0000950170-25-068012	1	monetary	D	C	Payment of Payroll Withholding Tax on Stock Vesting	Payment of payroll withholding tax on stock vesting.
Repayment Of Mezzanine Loan	0000950170-25-068012	1	monetary	D	C	Repayment of Mezzanine Loan	Repayment of mezzanine loan.
Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	us-gaap/2024	0	monetary	D	C	APIC, Share-Based Payment Arrangement, Option, Increase for Cost Recognition	Amount of increase to additional paid-in capital (APIC) for recognition of cost for option under share-based payment arrangement.
Dividends Common Stock	us-gaap/2024	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).
Accounts Payable And Other Accrued Liabilities	us-gaap/2024	0	monetary	I	C	Accounts Payable and Other Accrued Liabilities	Amount of liabilities incurred and payable to vendors for goods and services received, and accrued liabilities classified as other.
Increase Decrease In Other Operating Assets	us-gaap/2024	0	monetary	D	C	Increase (Decrease) in Other Operating Assets	Amount of increase (decrease) in operating assets classified as other.
Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	us-gaap/2024	0	monetary	D	C	Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.
Partners Capital Attributable To Noncontrolling Interest	us-gaap/2024	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).
Proceeds From Issuance Of Debt	us-gaap/2024	0	monetary	D	D	Proceeds from Issuance of Debt	The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.
Share Based Compensation	us-gaap/2024	0	monetary	D	D	Share-Based Payment Arrangement, Noncash Expense	Amount of noncash expense for share-based payment arrangement.
Temporary Equity Par Or Stated Value Per Share	us-gaap/2024	0	perShare	I		Temporary Equity, Par or Stated Value Per Share	Per share amount of par value or stated value of stock classified as temporary equity. 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.
Payments For Deposits On Acquisition Of Real Estate Facilities	0000950170-25-068012	1	monetary	D	C	Payments For Deposits On Acquisition Of Real Estate Facilities	Payments for deposits on acquisition of real estate facilities.
Promissory Note Repayment	0000950170-25-068012	1	monetary	D	C	Promissory Note Repayment	Promissory note repayment.
Real Estate And Construction In Process Included In Accounts Payable	0000950170-25-068012	1	monetary	D	C	Real Estate And Construction In Process Included In Accounts Payable	Real estate and construction in process included in accounts payable and accrued liabilities.
Related Party Sponsor Funding Reduction	0000950170-25-068012	1	monetary	D	D	Related Party Sponsor Funding Reduction	Related party sponsor funding reduction.
Business Combination Acquisition Related Costs	us-gaap/2024	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	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.
Interest Income Operating	us-gaap/2024	0	monetary	D	C	Interest Income, Operating	Amount of operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.
Minority Interest Decrease From Distributions To Noncontrolling Interest Holders	us-gaap/2024	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.
Other Comprehensive Income Loss Net Of Tax	us-gaap/2024	0	monetary	D	C	Other Comprehensive Income (Loss), Net of Tax	Amount after tax and reclassification adjustments of other comprehensive income (loss).
Profit Loss	us-gaap/2024	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.
Real Estate Investments	us-gaap/2024	0	monetary	I	D	Real Estate Investments, Net	Amount of real estate investments, 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; (7) other real estate investments; (8) real estate joint ventures; and (9) unconsolidated real estate and other joint ventures not separately presented.
Repayments Of Secured Debt	us-gaap/2024	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	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.
Costs And Expenses	us-gaap/2024	0	monetary	D	D	Costs and Expenses	Total costs of sales and operating expenses for the period.
Debt And Capital Lease Obligations	us-gaap/2024	0	monetary	I	C	Debt and Lease Obligation	Amount of short-term and long-term debt and lease obligation.
Finite Lived Intangible Assets Net	us-gaap/2024	0	monetary	I	D	Finite-Lived Intangible Assets, Net	Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.
Goodwill	us-gaap/2024	0	monetary	I	D	Goodwill	Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.
Land	us-gaap/2024	0	monetary	I	D	Land	Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.
Net Cash Provided By Used In Operating Activities	us-gaap/2024	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 Income Loss	us-gaap/2024	0	monetary	D	C	Operating Income (Loss)	The net result for the period of deducting operating expenses from operating revenues.
Repayments Of Debt	us-gaap/2024	0	monetary	D	C	Repayments of Debt	Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.
Restricted Cash	us-gaap/2024	0	monetary	I	D	Restricted Cash	Amount of cash 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.
Temporary Equity Issue Period Increase Or Decrease	us-gaap/2024	0	monetary	D		Temporary Equity, Carrying Amount, Period Increase (Decrease)	Change in the value of each type or class of stock classified as temporary equity during the period. The redemption requirement does not constitute an unconditional obligation that will be settled in a variable number of shares constituting a monetary value predominantly indexed to (a) a fixed monetary amount known at inception, (b) an amount inversely correlated with the residual value of the entity, or (c) an amount determined by reference to something other than the fair value of issuer's stock. Does not include mandatorily redeemable stock. The exception is if redemption is required upon liquidation or termination of the reporting entity.
Temporary Equity Shares Outstanding	us-gaap/2024	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.
Capital Distributions From Managed Real Estate Investment Trusts	0000950170-25-068012	1	monetary	D	D	Capital Distributions From Managed Real Estate Investment Trusts	Capital distributions from managed real estate investment trusts.
Deferred Offering Costs Included In Accounts Payable An Accrued Liabilities	0000950170-25-068012	1	monetary	D	D	Deferred Offering Costs Included in Accounts Payable an Accrued Liabilities	Deferred Offering Costs Included in Accounts Payable an Accrued Liabilities
Non Cash Transactions Distribution Payable	0000950170-25-068012	1	monetary	D	C	Non Cash Transactions Distribution Payable	Non cash transactions distribution payable.
Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	0000950170-25-068012	1	monetary	D	D	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	Other comprehensive income foreign currency hedge contract gains losses net of tax.
Amortization Of Financing Costs	us-gaap/2024	0	monetary	D	D	Amortization of Debt Issuance Costs	Amount of amortization expense attributable to debt issuance costs.
Buildings And Improvements Gross	us-gaap/2024	0	monetary	I	D	Buildings and Improvements, Gross	Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.
Common Stock Value	us-gaap/2024	0	monetary	I	C	Common Stock, Value, Issued	Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.
General And Administrative Expense	us-gaap/2024	0	monetary	D	D	General and Administrative Expense	The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.
Income Loss From Equity Method Investments	us-gaap/2024	0	monetary	D	C	Income (Loss) from Equity Method Investments	Amount of income (loss) for proportionate share of equity method investee's income (loss).
Increase Decrease In Due To Affiliates	us-gaap/2024	0	monetary	D	D	Increase (Decrease) in Due to Affiliates	The increase (decrease) in obligations owed to an entity that is controlling, under the control of, or within the same control group as the reporting entity by means of direct or indirect ownership.
Indefinite Lived Trademarks	us-gaap/2024	0	monetary	I	D	Indefinite-Lived Trademarks	Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit.
Other Minority Interests	us-gaap/2024	0	monetary	I	C	Other Noncontrolling Interests	Carrying amount of equity interests owned by noncontrolling shareholders, partners, or other equity holders in one or more of the entities consolidated into the reporting entity's financial statements other than joint ventures, limited partnerships, operating partnerships or interests held by preferred unit holders.
Redeemable Preferred Stock Dividends	us-gaap/2024	0	monetary	D	D	Redeemable Preferred Stock Dividends	Dividends paid to preferred stock holders that is redeemable solely at the option of the issuer.
Stock Redeemed Or Called During Period Shares	us-gaap/2024	0	shares	D		Stock Redeemed or Called During Period, Shares	Number of stock bought back by the entity at the exercise price or redemption price.
Additional Paid In Capital Common Stock	us-gaap/2024	0	monetary	I	C	Additional Paid in Capital, Common Stock	Value received from shareholders in common stock-related transactions that are in excess of par value or stated value and amounts received from other stock-related transactions. Includes only common stock transactions (excludes preferred stock transactions). May be called contributed capital, capital in excess of par, capital surplus, or paid-in capital.
Bridge Loan Repayment	0000950170-25-068012	1	monetary	D	C	Bridge Loan Repayment	Bridge Loan Repayment
Distributions Per Share	0000950170-25-068012	1	perShare	D		Distributions Per Share	Distributions Per Share
Payments For Purchase Of Units	0000950170-25-068012	1	monetary	D	C	Payments for Purchase of Units	Cash outflow for the purchase of units.
Redemption Of Common Stock	0000950170-25-068012	1	monetary	D	C	Redemption Of Common Stock	Redemption of common stock.
Amortization Of Intangible Assets	us-gaap/2024	0	monetary	D	D	Amortization of Intangible Assets	The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect	us-gaap/2024	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.
Commitments And Contingencies	us-gaap/2024	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	shares	I		Common Stock, Shares Authorized	The maximum number of common shares permitted to be issued by an entity's charter and bylaws.
Gains Losses On Extinguishment Of Debt	us-gaap/2024	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.
Deferred Income Tax Liabilities Net	us-gaap/2024	0	monetary	I	C	Deferred Income Tax Liabilities, Net	Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.
Interest Paid Net	us-gaap/2024	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.
Net Cash Provided By Used In Financing Activities	us-gaap/2024	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	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.
Payments To Acquire Other Productive Assets	us-gaap/2024	0	monetary	D	C	Payments to Acquire Other Productive Assets	Amount of cash outflow for the purchase of or improvements to tangible or intangible assets, used to produce goods or deliver services, classified as other.
Other Liabilities	us-gaap/2024	0	monetary	I	C	Other Liabilities	Amount of liabilities classified as other.
Shares Outstanding	us-gaap/2024	0	shares	I		Shares, Outstanding	Number of shares issued which are neither cancelled nor held in the treasury.
Proceeds From Lines Of Credit	us-gaap/2024	0	monetary	D	D	Proceeds from Lines of Credit	Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.
Temporary Equity Accretion To Redemption Value Adjustment	us-gaap/2024	0	monetary	D	D	Temporary Equity, Accretion to Redemption Value, Adjustment	Amount of decrease to net income for accretion of temporary equity to its redemption value to derive net income apportioned to common stockholders.
Restricted Stock Shares Issued Net Of Shares For Tax Withholdings	us-gaap/2024	0	shares	D		Restricted Stock, Shares Issued Net of Shares for Tax Withholdings	Number, after shares used to satisfy grantee's tax withholding obligation for award under share-based payment arrangement, of restricted shares issued. Excludes cash used to satisfy grantee's tax withholding obligation.
Temporary Equity Liquidation Preference	us-gaap/2024	0	monetary	I	C	Temporary Equity, Liquidation Preference	The aggregate 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.
Change In Deferred Tax Assets And Liabilities	0000950170-25-068012	1	monetary	D	C	Change In Deferred Tax Assets And Liabilities	Change in deferred tax assets and liabilities.
Increase Decrease In Managed Real Estate Investment Trusts Receivables	0000950170-25-068012	1	monetary	D	D	Increase Decrease In Managed Real Estate Investment Trusts Receivables	Increase decrease in managed real estate investment trusts receivables.
Net Income Loss Attributable To Other Noncontrolling Interests	0000950170-25-068012	1	monetary	D	D	Net Income Loss Attributable to Other Noncontrolling Interests	Net income loss attributable to other noncontrolling interests.
Real Estate Investment Property Net Excluding Construction In Process	0000950170-25-068012	1	monetary	I	D	Real Estate Investment Property Net Excluding Construction In Process	Real estate investment property net excluding construction in process.
Real Estate Investments Unconsolidated Real Estate Ventures	0000950170-25-068012	1	monetary	I	D	Real Estate Investments Unconsolidated Real Estate Ventures	Real estate investments unconsolidated real estate ventures.
Unrealized Gain Loss On Foreign Currency And Derivatives	0000950170-25-068012	1	monetary	D	C	Unrealized Gain Loss On Foreign Currency And Derivatives	Unrealized gain (loss) on foreign currency and derivatives.
Non Cash Adjustment From Equity Method Investments In Joint Venture Properties	0000950170-25-068012	1	monetary	D	D	Non Cash Adjustment From Equity Method Investments In Joint Venture Properties	Non cash adjustment from equity method investments in JV Properties.
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	us-gaap/2024	0	monetary	I	D	Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations	Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, 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	us-gaap/2024	0	monetary	D	D	Depreciation	The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.
Earnings Per Share Basic	us-gaap/2024	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.
Increase Decrease In Accounts Payable And Accrued Liabilities	us-gaap/2024	0	monetary	D	D	Increase (Decrease) in Accounts Payable and Accrued Liabilities	The increase (decrease) during the reporting period in the amounts payable to vendors for goods and services received and the amount of obligations and expenses incurred but not paid.
Net Cash Provided By Used In Investing Activities	us-gaap/2024	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.
Other Nonoperating Income Expense	us-gaap/2024	0	monetary	D	C	Other Nonoperating Income (Expense)	Amount of income (expense) related to nonoperating activities, classified as other.
Payments Of Financing Costs	us-gaap/2024	0	monetary	D	C	Payments of Financing Costs	The cash outflow for loan and debt issuance costs.
Payment Of Deferred Offering Costs	0000950170-25-068012	1	monetary	D	C	Payment Of Deferred Offering Costs	Payment of deferred offering costs.
Debt Issuance Costs Net Of Accumulated Amortization	0000950170-25-068012	1	monetary	I	D	Debt Issuance Costs Net Of Accumulated Amortization	Debt issuance costs net of accumulated amortization.
Minority Interest	us-gaap/2024	0	monetary	I	C	Equity, Attributable to Noncontrolling Interest	Amount of equity (deficit) attributable to noncontrolling interest. Excludes temporary equity.
Other Assets	us-gaap/2024	0	monetary	I	D	Other Assets	Amount of assets classified as other.
Payments Of Dividends Common Stock	us-gaap/2024	0	monetary	D	C	Payments of Ordinary Dividends, Common Stock	Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity.
Payments Of Dividends Preferred Stock And Preference Stock	us-gaap/2024	0	monetary	D	C	Payments of Ordinary Dividends, Preferred Stock and Preference Stock	Amount of cash outflow in the form of ordinary dividends to preferred shareholders of the parent entity.
Payments To Acquire Real Estate And Real Estate Joint Ventures	us-gaap/2024	0	monetary	D	C	Payments to Acquire Real Estate and Real Estate Joint Ventures	The cash outflow associated with the purchase of real estate held-for-investment and real estate joint ventures.
Repayments Of Long Term Lines Of Credit	us-gaap/2024	0	monetary	D	C	Repayments of Long-Term Lines of Credit	The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.
Weighted Average Number Of Shares Outstanding Basic	us-gaap/2024	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.
Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax	0000950170-25-068012	1	monetary	D	C	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax	Other comprehensive income loss foreign currency translation adjustment net of tax.
Payments To Other Noncontrolling Interest	0000950170-25-068012	1	monetary	D	C	Payments to other noncontrolling interest	Payments to other noncontrolling interest

Description

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.

Presentation of Statements

adsh	report	line	stmt	inpth	rfile	tag	version	plabel	negating
0000950170-25-068012	2	12	BS	0	H	Land	us-gaap/2024	Land	0
0000950170-25-068012	2	13	BS	0	H	Buildings And Improvements Gross	us-gaap/2024	Buildings	0
0000950170-25-068012	2	14	BS	0	H	Land Improvements	us-gaap/2024	Site improvements	0
0000950170-25-068012	2	15	BS	0	H	Real Estate Investment Property At Cost	us-gaap/2024	Real estate investment property, gross	0
0000950170-25-068012	2	16	BS	0	H	Real Estate Investment Property Accumulated Depreciation	us-gaap/2024	Accumulated depreciation	1
0000950170-25-068012	2	17	BS	0	H	Real Estate Investment Property Net Excluding Construction In Process	0000950170-25-068012	Real estate investment property	0
0000950170-25-068012	2	18	BS	0	H	Development In Process	us-gaap/2024	Construction in process	0
0000950170-25-068012	2	19	BS	0	H	Real Estate Investments	us-gaap/2024	Real estate facilities, net	0
0000950170-25-068012	2	20	BS	0	H	Cash And Cash Equivalents At Carrying Value	us-gaap/2024	Cash and cash equivalents	0
0000950170-25-068012	2	21	BS	0	H	Restricted Cash	us-gaap/2024	Restricted cash	0
0000950170-25-068012	2	22	BS	0	H	Real Estate Investments Unconsolidated Real Estate Ventures	0000950170-25-068012	Investments in unconsolidated real estate ventures (Note 4)	0
0000950170-25-068012	2	23	BS	0	H	Investments In Affiliates Subsidiaries Associates And Joint Ventures	us-gaap/2024	Investments in and advances to Managed REITs	0
0000950170-25-068012	2	24	BS	0	H	Deferred Income Tax Assets Net	us-gaap/2024	Deferred tax assets	0
0000950170-25-068012	2	25	BS	0	H	Other Assets	us-gaap/2024	Other assets, net	0
0000950170-25-068012	2	26	BS	0	H	Finite Lived Intangible Assets Net	us-gaap/2024	Intangible assets, net of accumulated amortization	0
0000950170-25-068012	2	27	BS	0	H	Indefinite Lived Trademarks	us-gaap/2024	Trademarks, net of accumulated amortization	0
0000950170-25-068012	2	28	BS	0	H	Goodwill	us-gaap/2024	Goodwill	0
0000950170-25-068012	2	29	BS	0	H	Debt Issuance Costs Net Of Accumulated Amortization	0000950170-25-068012	Debt issuance costs, net of accumulated amortization	0
0000950170-25-068012	2	30	BS	0	H	Assets	us-gaap/2024	Total assets	0
0000950170-25-068012	2	32	BS	0	H	Debt And Capital Lease Obligations	us-gaap/2024	Debt, net	0
0000950170-25-068012	2	33	BS	0	H	Accounts Payable And Other Accrued Liabilities	us-gaap/2024	Accounts payable and accrued liabilities	0
0000950170-25-068012	2	34	BS	0	H	Other Liabilities	us-gaap/2024	Due to affiliates	0
0000950170-25-068012	2	35	BS	0	H	Dividends Payable Current And Noncurrent	us-gaap/2024	Distributions payable	0
0000950170-25-068012	2	36	BS	0	H	Deferred Income Tax Liabilities Net	us-gaap/2024	Deferred tax liabilities	0
0000950170-25-068012	2	37	BS	0	H	Liabilities	us-gaap/2024	Total liabilities	0
0000950170-25-068012	2	38	BS	0	H	Commitments And Contingencies	us-gaap/2024	Commitments and contingencies (Note 12)	0
0000950170-25-068012	2	39	BS	0	H	Temporary Equity Carrying Amount Attributable To Parent	us-gaap/2024	Redeemable common stock / Preferred stock	0
0000950170-25-068012	2	41	BS	0	H	Common Stock Value	us-gaap/2024	Common stock, value	0
0000950170-25-068012	2	42	BS	0	H	Additional Paid In Capital Common Stock	us-gaap/2024	Additional paid-in capital	0
0000950170-25-068012	2	43	BS	0	H	Accumulated Distributions In Excess Of Net Income	us-gaap/2024	Distributions	1
0000950170-25-068012	2	44	BS	0	H	Retained Earnings Accumulated Deficit	us-gaap/2024	Accumulated deficit	0
0000950170-25-068012	2	45	BS	0	H	Accumulated Other Comprehensive Income Loss Net Of Tax	us-gaap/2024	Accumulated other comprehensive loss	0
0000950170-25-068012	2	46	BS	0	H	Stockholders Equity	us-gaap/2024	Total SmartStop Self Storage REIT, Inc. equity	0
0000950170-25-068012	2	47	BS	0	H	Partners Capital Attributable To Noncontrolling Interest	us-gaap/2024	Noncontrolling interests in our Operating Partnership	0
0000950170-25-068012	2	48	BS	0	H	Other Minority Interests	us-gaap/2024	Other noncontrolling interests	0
0000950170-25-068012	2	49	BS	0	H	Minority Interest	us-gaap/2024	Total noncontrolling interests	0
0000950170-25-068012	2	50	BS	0	H	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	us-gaap/2024	Total equity	0
0000950170-25-068012	2	51	BS	0	H	Liabilities And Stockholders Equity	us-gaap/2024	Total liabilities, temporary equity and equity	0
0000950170-25-068012	3	11	BS	1	H	Temporary Equity Par Or Stated Value Per Share	us-gaap/2024	Preferred Stock, par value	0
0000950170-25-068012	3	12	BS	1	H	Temporary Equity Shares Authorized	us-gaap/2024	Preferred Stock, shares authorized	0
0000950170-25-068012	3	13	BS	1	H	Temporary Equity Shares Issued	us-gaap/2024	Preferred Stock, shares issued	0
0000950170-25-068012	3	14	BS	1	H	Temporary Equity Shares Outstanding	us-gaap/2024	Preferred Stock, shares outstanding	0
0000950170-25-068012	3	15	BS	1	H	Temporary Equity Liquidation Preference	us-gaap/2024	Preferred Stock, liquidation preference, value	0
0000950170-25-068012	3	16	BS	1	H	Common Stock Par Or Stated Value Per Share	us-gaap/2024	Common Stock, par value	0
0000950170-25-068012	3	17	BS	1	H	Common Stock Shares Authorized	us-gaap/2024	Common Stock, shares authorized	0
0000950170-25-068012	3	18	BS	1	H	Common Stock Shares Issued	us-gaap/2024	Common Stock, shares issued	0
0000950170-25-068012	3	19	BS	1	H	Common Stock Shares Outstanding	us-gaap/2024	Common Stock, shares outstanding	0
0000950170-25-068012	4	21	IS	0	H	Revenue From Contract With Customer Excluding Assessed Tax	us-gaap/2024	Total revenues	0
0000950170-25-068012	4	23	IS	0	H	Cost Of Goods And Services Sold	us-gaap/2024	Operating expenses	0
0000950170-25-068012	4	24	IS	0	H	General And Administrative Expense	us-gaap/2024	General and administrative	0
0000950170-25-068012	4	25	IS	0	H	Depreciation	us-gaap/2024	Depreciation	0
0000950170-25-068012	4	26	IS	0	H	Amortization Of Intangible Assets	us-gaap/2024	Intangible amortization expense	0
0000950170-25-068012	4	27	IS	0	H	Business Combination Acquisition Related Costs	us-gaap/2024	Acquisition expenses	0
0000950170-25-068012	4	28	IS	0	H	Costs And Expenses	us-gaap/2024	Total operating expenses	0
0000950170-25-068012	4	29	IS	0	H	Operating Income Loss	us-gaap/2024	Income from operations	0
0000950170-25-068012	4	31	IS	0	H	Income Loss From Equity Method Investments	us-gaap/2024	Equity in earnings (loss) of unconsolidated real estate ventures	0
0000950170-25-068012	4	32	IS	0	H	Other Nonoperating Income Expense	us-gaap/2024	Other, net	0
0000950170-25-068012	4	33	IS	0	H	Interest Income Operating	us-gaap/2024	Interest income	0
0000950170-25-068012	4	34	IS	0	H	Interest Expense	us-gaap/2024	Interest expense	1
0000950170-25-068012	4	35	IS	0	H	Gains Losses On Extinguishment Of Debt	us-gaap/2024	Loss on debt extinguishment	0
0000950170-25-068012	4	36	IS	0	H	Income Tax Expense Benefit	us-gaap/2024	Income tax expense	1
0000950170-25-068012	4	37	IS	0	H	Profit Loss	us-gaap/2024	Net loss	0
0000950170-25-068012	4	38	IS	0	H	Net Income Loss Attributable To Noncontrolling Interest	us-gaap/2024	Net loss attributable to noncontrolling interests	1
0000950170-25-068012	4	39	IS	0	H	Redeemable Preferred Stock Dividends	us-gaap/2024	Less: Distributions to preferred stockholders	1
0000950170-25-068012	4	40	IS	0	H	Net Income Loss Available To Common Stockholders Basic	us-gaap/2024	Net loss attributable to SmartStop Self Storage REIT, Inc. common stockholders	0
0000950170-25-068012	4	41	IS	0	H	Earnings Per Share Basic	us-gaap/2024	Net loss per Class A & Class T share - basic	0
0000950170-25-068012	4	42	IS	0	H	Earnings Per Share Diluted	us-gaap/2024	Net loss per Class A & Class T share - diluted	0
0000950170-25-068012	4	43	IS	0	H	Weighted Average Number Of Shares Outstanding Basic	us-gaap/2024	Weighted average number of shares outstanding- basic	0
0000950170-25-068012	4	44	IS	0	H	Weighted Average Number Of Diluted Shares Outstanding	us-gaap/2024	Weighted average number of shares outstanding - diluted	0
0000950170-25-068012	5	1	CI	0	H	Profit Loss	us-gaap/2024	Net loss	0
0000950170-25-068012	5	3	CI	0	H	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax	0000950170-25-068012	Foreign currency translation adjustment	0
0000950170-25-068012	5	4	CI	0	H	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	0000950170-25-068012	Foreign currency hedge contract gains	1
0000950170-25-068012	5	5	CI	0	H	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	0000950170-25-068012	Interest rate swap and cap contract losses	0
0000950170-25-068012	5	6	CI	0	H	Other Comprehensive Income Loss Net Of Tax	us-gaap/2024	Other comprehensive loss	0
0000950170-25-068012	5	7	CI	0	H	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest	us-gaap/2024	Comprehensive loss	0
0000950170-25-068012	5	9	CI	0	H	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest	us-gaap/2024	Comprehensive loss attributable to noncontrolling interests	1
0000950170-25-068012	5	10	CI	0	H	Comprehensive Income Net Of Tax	us-gaap/2024	Comprehensive loss attributable to SmartStop Self Storage REIT, Inc. stockholders	0
0000950170-25-068012	6	21	EQ	0	H	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	us-gaap/2024	Beginning Balance	0
0000950170-25-068012	6	22	EQ	0	H	Shares Outstanding	us-gaap/2024	Beginning Balance (in shares)	0
0000950170-25-068012	6	23	EQ	0	H	Adjustments Related To Tax Withholding For Share Based Compensation	us-gaap/2024	Tax withholding (net settlement redemption) related to vesting of restricted stock	1
0000950170-25-068012	6	24	EQ	0	H	Restricted Stock Shares Issued Net Of Shares For Tax Withholdings	us-gaap/2024	Tax withholding (net settlement redemption) related to vesting of restricted stock, (in Shares)	1
0000950170-25-068012	6	25	EQ	0	H	Temporary Equity Issue Period Increase Or Decrease	us-gaap/2024	Changes to redeemable common stock	0
0000950170-25-068012	6	26	EQ	0	H	Stock Issued During Period Value Reverse Stock Splits	0000950170-25-068012	Par value adjustment due to Reverse Stock Split	1
0000950170-25-068012	6	27	EQ	0	H	Stock Redeemed Or Called During Period Value	us-gaap/2024	Redemptions of common stock	1
0000950170-25-068012	6	28	EQ	0	H	Stock Redeemed Or Called During Period Shares	us-gaap/2024	Redemptions of common stock (in shares)	1
0000950170-25-068012	6	29	EQ	0	H	Stock Issued During Period Shares Restricted Stock Award Gross	us-gaap/2024	Issuance of restricted stock, net of forfeitures (in shares)	0
0000950170-25-068012	6	30	EQ	0	H	Dividends Common Stock	us-gaap/2024	Distributions	1
0000950170-25-068012	6	31	EQ	0	H	Distributions To Noncontrolling Interests In Our Operating Partnership	0000950170-25-068012	Distributions to noncontrolling interests in our Operating Partnership	0
0000950170-25-068012	6	32	EQ	0	H	Minority Interest Decrease From Distributions To Noncontrolling Interest Holders	us-gaap/2024	Distributions to other noncontrolling interests	1
0000950170-25-068012	6	33	EQ	0	H	Stock Issued During Period Value Dividend Reinvestment Plan	us-gaap/2024	Issuance of shares for distribution reinvestment plan	0
0000950170-25-068012	6	34	EQ	0	H	Stock Issued During Period Shares Dividend Reinvestment Plan	us-gaap/2024	Issuance of shares for distribution reinvestment plan (in shares)	0
0000950170-25-068012	6	35	EQ	0	H	Adjustments To Additional Paid In Capital Share Based Compensation Stock Options Requisite Service Period Recognition	us-gaap/2024	Equity based compensation expense	0
0000950170-25-068012	6	36	EQ	0	H	Net Income Loss Available To Common Stockholders Basic	us-gaap/2024	Net income (loss) attributable to SmartStop Self Storage REIT, Inc. common stockholders	0
0000950170-25-068012	6	37	EQ	0	H	Net Income Loss Attributable To The Non Controlling Interests In Our Operating Partnership	0000950170-25-068012	Net loss attributable to the noncontrolling interests in our Operating Partnership	1
0000950170-25-068012	6	38	EQ	0	H	Net Income Loss Attributable To Other Noncontrolling Interests	0000950170-25-068012	Net income attributable to other noncontrolling interests	0
0000950170-25-068012	6	39	EQ	0	H	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax	us-gaap/2024	Foreign currency translation adjustment	0
0000950170-25-068012	6	40	EQ	0	H	Other Comprehensive Income Foreign Currency Hedge Contract Gains Losses Net Of Tax	0000950170-25-068012	Foreign currency hedge contract gain	1
0000950170-25-068012	6	41	EQ	0	H	Other Comprehensive Income Derivatives Qualifying As Hedges Tax Portion Attributable To Parent1	0000950170-25-068012	Interest rate hedge contract loss	0
0000950170-25-068012	6	42	EQ	0	H	Stockholders Equity Including Portion Attributable To Noncontrolling Interest	us-gaap/2024	Ending Balance	0
0000950170-25-068012	6	43	EQ	0	H	Shares Outstanding	us-gaap/2024	Ending Balance (in shares)	0
0000950170-25-068012	7	1	EQ	1	H	Distributions Per Share	0000950170-25-068012	Distributions Per Share	0
0000950170-25-068012	8	6	CF	0	H	Profit Loss	us-gaap/2024	Net income (loss)	0
0000950170-25-068012	8	8	CF	0	H	Depreciation And Amortization	us-gaap/2024	Depreciation and amortization	0
0000950170-25-068012	8	9	CF	0	H	Change In Deferred Tax Assets And Liabilities	0000950170-25-068012	Change in deferred tax assets and liabilities	1
0000950170-25-068012	8	10	CF	0	H	Accretion Of Fair Market Value Of Secured Debt	0000950170-25-068012	Accretion of fair market value adjustment of secured debt	1
0000950170-25-068012	8	11	CF	0	H	Amortization Of Financing Costs	us-gaap/2024	Amortization of debt issuance costs	0
0000950170-25-068012	8	12	CF	0	H	Gains Losses On Extinguishment Of Debt	us-gaap/2024	Loss on extinguishment of debt	1
0000950170-25-068012	8	13	CF	0	H	Share Based Compensation	us-gaap/2024	Equity based compensation expense	0
0000950170-25-068012	8	14	CF	0	H	Non Cash Adjustment From Equity Method Investments In Joint Venture Properties	0000950170-25-068012	Non-cash adjustment from equity method investments in JV Properties	0
0000950170-25-068012	8	15	CF	0	H	Non Cash Adjustment From Equity Method Investments In Managed Real Estate Investment Trusts	0000950170-25-068012	Non-cash adjustment from equity method investments in Managed REITs	0
0000950170-25-068012	8	16	CF	0	H	Accretion Of Financing Fee Revenues	0000950170-25-068012	Accretion of financing fee revenues	1
0000950170-25-068012	8	17	CF	0	H	Unrealized Gain Loss On Foreign Currency And Derivatives	0000950170-25-068012	Unrealized foreign currency and derivative (gains) losses	1
0000950170-25-068012	8	18	CF	0	H	Related Party Sponsor Funding Reduction	0000950170-25-068012	Sponsor funding reduction	0
0000950170-25-068012	8	20	CF	0	H	Increase Decrease In Other Operating Assets	us-gaap/2024	Other assets, net	1
0000950170-25-068012	8	21	CF	0	H	Increase Decrease In Accounts Payable And Accrued Liabilities	us-gaap/2024	Accounts payable and accrued liabilities	0
0000950170-25-068012	8	22	CF	0	H	Increase Decrease In Managed Real Estate Investment Trusts Receivables	0000950170-25-068012	Managed REITs receivables	0
0000950170-25-068012	8	23	CF	0	H	Increase Decrease In Due To Affiliates	us-gaap/2024	Due to affiliates	0
0000950170-25-068012	8	24	CF	0	H	Net Cash Provided By Used In Operating Activities	us-gaap/2024	Net cash provided by operating activities	0
0000950170-25-068012	8	26	CF	0	H	Payments To Acquire Real Estate	us-gaap/2024	Purchase of real estate	1
0000950170-25-068012	8	27	CF	0	H	Payments For Real Estate Additions	0000950170-25-068012	Additions to real estate	1
0000950170-25-068012	8	28	CF	0	H	Payments For Deposits On Acquisition Of Real Estate Facilities	0000950170-25-068012	Deposits on acquisition of real estate	1
0000950170-25-068012	8	29	CF	0	H	Proceeds From Insurance Settlement Investing Activities	us-gaap/2024	Insurance proceeds on insured property damage	0
0000950170-25-068012	8	30	CF	0	H	Capital Distributions From Managed Real Estate Investment Trusts	0000950170-25-068012	Capital distributions from Managed REITs	0
0000950170-25-068012	8	31	CF	0	H	Payments To Acquire Real Estate And Real Estate Joint Ventures	us-gaap/2024	Investments in unconsolidated JV Properties	1
0000950170-25-068012	8	32	CF	0	H	Promissory Note Repayment	0000950170-25-068012	Promissory Note repayment	1
0000950170-25-068012	8	33	CF	0	H	Bridge Loan Repayment	0000950170-25-068012	Bridge loan repayment	1
0000950170-25-068012	8	34	CF	0	H	Repayment Of Mezzanine Loan	0000950170-25-068012	Mezzanine Loan repayment	1
0000950170-25-068012	8	35	CF	0	H	Payments For Purchase Of Units	0000950170-25-068012	Purchase of SST VI Subordinated Class C Units	1
0000950170-25-068012	8	36	CF	0	H	Payments To Acquire Other Productive Assets	us-gaap/2024	Purchase of other assets	1
0000950170-25-068012	8	37	CF	0	H	Net Cash Provided By Used In Investing Activities	us-gaap/2024	Net cash used in investing activities	0
0000950170-25-068012	8	39	CF	0	H	Payment Of Deferred Offering Costs	0000950170-25-068012	Payment of deferred offering costs	1
0000950170-25-068012	8	40	CF	0	H	Proceeds From Issuance Of Debt	us-gaap/2024	Gross proceeds from issuance of non-credit facility debt	0
0000950170-25-068012	8	41	CF	0	H	Repayments Of Debt	us-gaap/2024	Repayment of non-credit facility debt	1
0000950170-25-068012	8	42	CF	0	H	Repayments Of Secured Debt	us-gaap/2024	Scheduled principal payments on non-credit facility debt	1
0000950170-25-068012	8	43	CF	0	H	Proceeds From Lines Of Credit	us-gaap/2024	Proceeds from issuance of credit facility debt	0
0000950170-25-068012	8	44	CF	0	H	Repayments Of Long Term Lines Of Credit	us-gaap/2024	Repayment of credit facility debt	1
0000950170-25-068012	8	45	CF	0	H	Payments Of Debt Extinguishment Costs	us-gaap/2024	Debt defeasance costs	1
0000950170-25-068012	8	46	CF	0	H	Payments Of Financing Costs	us-gaap/2024	Debt issuance costs	1
0000950170-25-068012	8	47	CF	0	H	Redemption Of Common Stock	0000950170-25-068012	Redemption of common stock	1
0000950170-25-068012	8	48	CF	0	H	Payment Of Payroll Withholding Tax On Stock Vesting	0000950170-25-068012	Payment of payroll withholding tax on stock vesting	1
0000950170-25-068012	8	49	CF	0	H	Payments Of Dividends Preferred Stock And Preference Stock	us-gaap/2024	Distributions paid to preferred stockholders	1
0000950170-25-068012	8	50	CF	0	H	Payments Of Dividends Common Stock	us-gaap/2024	Distributions paid to common stockholders	1
0000950170-25-068012	8	51	CF	0	H	Payments To Noncontrolling Interest In Our Op	0000950170-25-068012	Distributions paid to noncontrolling interests in our OP	1
0000950170-25-068012	8	52	CF	0	H	Payments To Other Noncontrolling Interest	0000950170-25-068012	Distributions paid to other noncontrolling interests	1
0000950170-25-068012	8	53	CF	0	H	Net Cash Provided By Used In Financing Activities	us-gaap/2024	Net cash provided by (used in) financing activities	0
0000950170-25-068012	8	54	CF	0	H	Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents	us-gaap/2024	Impact of foreign exchange rate changes on cash and restricted cash	0
0000950170-25-068012	8	55	CF	0	H	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect	us-gaap/2024	Change in cash, cash equivalents, and restricted cash	0
0000950170-25-068012	8	56	CF	0	H	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	us-gaap/2024	Cash, cash equivalents, and restricted cash beginning of year	0
0000950170-25-068012	8	57	CF	0	H	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations	us-gaap/2024	Cash, cash equivalents, and restricted cash end of year	0
0000950170-25-068012	8	59	CF	0	H	Interest Paid Net	us-gaap/2024	Cash paid for interest, net of capitalized interest	0
0000950170-25-068012	8	60	CF	0	H	Income Taxes Paid	us-gaap/2024	Cash paid for income taxes	0
0000950170-25-068012	8	62	CF	0	H	Non Cash Transactions Distribution Payable	0000950170-25-068012	Distributions payable	0
0000950170-25-068012	8	63	CF	0	H	Deferred Offering Costs Included In Accounts Payable An Accrued Liabilities	0000950170-25-068012	Deferred offering costs included in accounts payable and accrued liabilities	0
0000950170-25-068012	8	64	CF	0	H	Real Estate And Construction In Process Included In Accounts Payable	0000950170-25-068012	Real estate and construction in process included in accounts payable and accrued liabilities	0
0000950170-25-068012	8	65	CF	0	H	Stock Issued1	us-gaap/2024	Issuance of shares pursuant to distribution reinvestment plan	0
0000950170-25-068012	8	66	CF	0	H	Temporary Equity Accretion To Redemption Value Adjustment	us-gaap/2024	Redemption of common stock included in accounts payable and accrued liabilities	0
0000950170-25-068012	8	67	CF	0	H	Non Cash Transactions Retirement Of Assets Due To Casualty Loss	0000950170-25-068012	Retirement of assets due to casualty loss	0

Description

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.