United Airlines Holdings, Inc. UAL Financial Statement Data


2025 Q2

Submissions

Field Row 1
adsh 0000100517-25-000091
cik 100517
name UNITED AIRLINES HOLDINGS, INC.
sic 4512
countryba US
stprba IL
cityba CHICAGO
zipba 60606
bas1 E. ANNA HA - WHQLD
bas2 233 SOUTH WACKER DRIVE
baph 872-825-4000
countryma US
stprma IL
cityma CHICAGO
zipma 60606
mas1 E. ANNA HA - WHQLD
mas2 233 SOUTH WACKER DRIVE
countryinc US
stprinc DE
ein 362675207
former UNITED CONTINENTAL HOLDINGS, INC.
changed 20100930
afs 1-LAF
wksi 0
fye 1231
form 10-Q
period 20250331
fy 2025
fp Q1
filed 20250416
accepted 2025-04-16 16:08:00.0
prevrpt 0
detail 1
instance ual-20250331_htm.xml
nciks 2
aciks 319687

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 coreg footnote
0000100517-25-000091 20250331 Accounts Payable Current 4694000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Accumulated Other Comprehensive Income Loss Net Of Tax 188000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Aircraft Maintenance Materials And Repairs 731000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Airline Capacity Purchase Arrangements 650000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Cash And Cash Equivalents At Carrying Value 8401000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Cash And Cash Equivalents At Carrying Value 9370000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 9737000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect 791000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Common Stock Shares Authorized 1000.0000 shares 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Contract With Customer Liability Current Advance Ticket Sales 10477000000.0000 USD 0 0000100517-25-000091
0000100517-25-000091 20250331 Contract With Customer Liability Current Advance Ticket Sales 10477000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Costs And Expenses 12605000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Fuel Costs 2701000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Goodwill 4527000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest -164000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Income Tax Expense Benefit -40000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Intangible Assets Net Excluding Goodwill 2683000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Interest Costs Capitalized Adjustment 48000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Interest Expense Nonoperating 454000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Interest Expense Nonoperating 356000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Landing Fees And Other Rentals 873000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Long Term Debt And Capital Lease Obligations 25203000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Net Cash Provided By Used In Financing Activities -1938000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Net Cash Provided By Used In Operating Activities 2830000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Noncash Or Part Noncash Acquisition Fixed Assets Acquired Net Of Vendor Credits -1000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax 26000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Other Nonoperating Income Expense -10000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Current And Noncurrent 1233000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Receivables Net Current 2163000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 835000000.0000 USD 1 us-gaap/2024 Product Or Service= Product And Service Other;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 1899000000.0000 USD 1 us-gaap/2024 Airline Destinations= Atlantic Destination;
0000100517-25-000091 20250331 Selling Expense 496000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital -18000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20240331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital -44000000.0000 USD 1 0000100517-25-000091 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20240331 Stockholders Equity -81000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Stockholders Equity -3372000000.0000 USD 0 us-gaap/2024 Equity Components= Treasury Stock Common;
0000100517-25-000091 20250331 Stockholders Equity 8813000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20250331 Stockholders Equity Other 94000000.0000 USD 1 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Treasury Stock Common Value 3502000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Receivables Net Current 2163000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Aircraft Rental 51000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 25000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Aircraft Rental 43000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Airline Capacity Purchase Arrangements 585000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Airline Related Inventory Net 1572000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Assets 74083000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Aircraft Rental 43000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Accounts Payable Current 4193000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Accumulated Other Comprehensive Income Loss Net Of Tax 164000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Additional Paid In Capital Common Stock 645000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Aircraft Maintenance Materials And Repairs 773000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Airline Capacity Purchase Arrangements 585000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Assets 76111000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Assets Noncurrent 55200000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Assets Noncurrent 55963000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Cash And Cash Equivalents At Carrying Value 8769000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 8946000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Commitments And Contingencies USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Common Stock Par Or Stated Value Per Share 0.0100 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Common Stock Shares Authorized 1000.0000 shares 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Common Stock Shares Outstanding 328800000.0000 shares 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20241231 Common Stock Shares Outstanding 1000.0000 shares 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Contract With Customer Liability Noncurrent Frequent Flyer 4038000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Contract With Customer Liability Noncurrent Frequent Flyer 4118000000.0000 USD 0 0000100517-25-000091
0000100517-25-000091 20241231 Employee Related Liabilities Current 3289000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Fuel Costs 2954000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Income Tax Expense Benefit 91000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Interest Costs Capitalized Adjustment 61000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Investment Income Interest 177000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Labor And Related Expense 3932000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Labor And Related Expense 4155000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Landing Fees And Other Rentals 804000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Liabilities Noncurrent 37727000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Long Term Debt And Capital Lease Obligations Current 3453000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Long Term Debt And Capital Lease Obligations Current 3265000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Net Cash Provided By Used In Financing Activities -1457000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Net Cash Provided By Used In Investing Activities 1441000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Net Cash Provided By Used In Investing Activities -1462000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Net Cash Provided By Used In Operating Activities 2848000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Net Income Loss 388000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Nonoperating Income Expense -129000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Operating Income Loss 99000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Operating Lease Liability Current 506000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Operating Lease Liability Noncurrent 4510000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Operating Lease Right Of Use Asset 4092000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Comprehensive Income Investments And Other Net Of Tax -2000000.0000 USD 1 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax 26000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Nonoperating Income Expense 36000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Payments For Repurchase Of Common Stock 349000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Payments To Acquire Productive Assets 1233000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Payments To Acquire Short Term Investments 866000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Payments To Acquire Short Term Investments 866000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Current And Noncurrent 1252000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Preferred Stock Value 0.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Proceeds From Issuance Of Long Term Debt Net -3000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Proceeds From Payments For Other Financing Activities -94000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Proceeds From Sale Of Property Plant And Equipment 29000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Repayments Of Long Term Debt 1011000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Restructuring Settlement And Impairment Provisions -108000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 12539000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 11313000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; Product Or Service= Passenger;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 8034000000.0000 USD 1 us-gaap/2024 Airline Destinations= Domestic Destination;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 1557000000.0000 USD 1 us-gaap/2024 Airline Destinations= Latin America Destination;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 13213000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 11860000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; Product Or Service= Passenger;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 11860000000.0000 USD 1 us-gaap/2024 Product Or Service= Passenger;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 923000000.0000 USD 1 us-gaap/2024 Product Or Service= Product And Service Other;
0000100517-25-000091 20250331 Right Of Use Asset Obtained In Exchange For Operating Lease Liability 419000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital -43000000.0000 USD 1 0000100517-25-000091 Equity Components= Retained Earnings;
0000100517-25-000091 20250331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital -94000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital 98000000.0000 USD 1 0000100517-25-000091 Equity Components= Treasury Stock Common;
0000100517-25-000091 20241231 Short Term Investments 5706000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20231231 Stockholders Equity 4000000.0000 USD 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20231231 Stockholders Equity 6336000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Stockholders Equity -81000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income;
0000100517-25-000091 20240331 Stockholders Equity 507000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Stockholders Equity 4000000.0000 USD 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20241231 Stockholders Equity 12644000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Stockholders Equity 12616000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Stockholders Equity 645000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stockholders Equity 4000000.0000 USD 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20240331 Stockholders Equity Other 18000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 25000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 25000000.0000 USD 1 us-gaap/2024 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20250331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 28000000.0000 USD 1 us-gaap/2024 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20250331 Airline Related Inventory Net 1601000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Assets 74083000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Assets 76111000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Cash And Cash Equivalents At Carrying Value 8401000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 8685000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc The following table provides a reconciliation of cash, cash equivalents and restricted cash to amounts reported within the consolidated balance sheets:Cash and cash equivalents$9,370 $8,401 Restricted cash in Prepaid expenses and other200 40 Restricted cash in Investments in affiliates and other, net167 244 Total cash, cash equivalents and restricted cash$9,737 $8,685
0000100517-25-000091 20241231 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 8946000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect 2351000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Common Stock Par Or Stated Value Per Share 0.0100 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Common Stock Shares Outstanding 1000.0000 shares 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Contract With Customer Liability Noncurrent Frequent Flyer 4118000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Deferred Income Tax Liabilities Net 1654000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Depreciation Depletion And Amortization 727000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Employee Related Liabilities Current 2394000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Income Tax Expense Benefit -40000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Investment Income Interest 177000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Labor And Related Expense 3932000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Liabilities And Stockholders Equity 74083000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Liabilities And Stockholders Equity 76111000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Liabilities Current 23314000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Liabilities Current 23315000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Liabilities Noncurrent 38094000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Net Income Loss -124000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Operating Lease Liability Current 467000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Operating Lease Liability Noncurrent 4756000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Operating Lease Right Of Use Asset 3815000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Comprehensive Income Investments And Other Net Of Tax -2000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Other Comprehensive Income Investments And Other Net Of Tax 3000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Other Comprehensive Income Loss Net Of Tax -23000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Cost And Expense Operating 2148000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Other Liabilities Current 990000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Other Nonoperating Income Expense 36000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Payments To Acquire Productive Assets 1366000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Current And Noncurrent 1252000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Proceeds From Payments For Other Financing Activities -18000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Property Plant And Equipment Net 43430000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Repayments Of Long Term Debt 1011000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Restricted Cash Current 40000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Restricted Cash Noncurrent 244000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Retained Earnings Accumulated Deficit 9875000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 13213000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Right Of Use Asset Obtained In Exchange For Operating Lease Liability 145000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Selling Expense 480000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20231231 Stockholders Equity -62000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20231231 Stockholders Equity 2538000000.0000 USD 0 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Stockholders Equity 9188000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Stockholders Equity 2520000000.0000 USD 0 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Stockholders Equity 3664000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings;
0000100517-25-000091 20241231 Stockholders Equity 617000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Stock Issued During Period Shares Share Based Compensation 800000.0000 shares 1 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20250331 Aircraft Maintenance Materials And Repairs 731000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Airline Capacity Purchase Arrangements 650000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Airline Related Inventory Net 1572000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Assets Current 18883000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Cash And Cash Equivalents At Carrying Value 9370000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 8685000000.0000 USD 0 us-gaap/2024 The following table provides a reconciliation of cash, cash equivalents and restricted cash to amounts reported within the consolidated balance sheets:Cash and cash equivalents$9,370 $8,401 Restricted cash in Prepaid expenses and other200 40 Restricted cash in Investments in affiliates and other, net167 244 Total cash, cash equivalents and restricted cash $9,737 $8,685
0000100517-25-000091 20250331 Commitments And Contingencies USD 0 us-gaap/2024
0000100517-25-000091 20250331 Common Stock Shares Authorized 1000000000.0000 shares 0 us-gaap/2024
0000100517-25-000091 20241231 Common Stock Shares Outstanding 327899771.0000 shares 0 us-gaap/2024
0000100517-25-000091 20250331 Common Stock Value 0.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Comprehensive Income Net Of Tax -143000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Contract With Customer Liability Current Advance Ticket Sales 7561000000.0000 USD 0 0000100517-25-000091
0000100517-25-000091 20240331 Costs And Expenses 12440000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Deferred Income Tax Liabilities Net 1580000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Employee Related Liabilities Current 2394000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest -164000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Interest Expense Nonoperating 454000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Interest Expense Nonoperating 356000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Landing Fees And Other Rentals 873000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Liabilities And Stockholders Equity 74083000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Long Term Debt And Capital Lease Obligations 25203000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Net Income Loss -124000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Net Income Loss 387000000.0000 USD 1 us-gaap/2024 Equity Components= Retained Earnings;
0000100517-25-000091 20241231 Operating Lease Right Of Use Asset 3815000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Other Comprehensive Income Loss Net Of Tax -19000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Other Comprehensive Income Loss Net Of Tax -19000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax 17000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Other Liabilities Noncurrent 1530000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Liabilities Noncurrent 1549000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Payments To Acquire Short Term Investments 2246000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Prepaid Expense And Other Assets Current 673000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Proceeds From Sale Maturity And Collections Of Investments 3657000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Property Plant And Equipment Net 42908000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Property Plant And Equipment Net 43430000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Restricted Cash Noncurrent 244000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Retained Earnings Accumulated Deficit 7137000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 391000000.0000 USD 1 us-gaap/2024 Product Or Service= Cargo And Freight;
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 11313000000.0000 USD 1 us-gaap/2024 Product Or Service= Passenger;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 1722000000.0000 USD 1 us-gaap/2024 Airline Destinations= Pacific Destination;
0000100517-25-000091 20250331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital -96000000.0000 USD 1 0000100517-25-000091 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20250331 Short Term Investments 5960000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20231231 Stockholders Equity -62000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income;
0000100517-25-000091 20231231 Stockholders Equity -3441000000.0000 USD 0 us-gaap/2024 Equity Components= Treasury Stock Common;
0000100517-25-000091 20240331 Stockholders Equity 9158000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Stockholders Equity 164000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stockholders Equity 1909000000.0000 USD 0 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stockholders Equity 7137000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings;
0000100517-25-000091 20250331 Stockholders Equity 9875000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stock Repurchased During Period Value 349000000.0000 USD 1 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stock Repurchased During Period Value 349000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Treasury Stock Shares Acquired 3800000.0000 shares 1 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20241231 Accounts Payable Current 4193000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Accumulated Other Comprehensive Income Loss Net Of Tax 188000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Additional Paid In Capital Common Stock 617000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 25000000.0000 USD 1 us-gaap/2024 Equity Components= Additional Paid In Capital; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 28000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 28000000.0000 USD 1 us-gaap/2024 Equity Components= Additional Paid In Capital; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Assets Current 20148000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Cash And Cash Equivalents At Carrying Value 8769000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20231231 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 6334000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect 791000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Common Stock Shares Issued 1000.0000 shares 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20231231 Common Stock Shares Outstanding 328000000.0000 shares 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20250331 Comprehensive Income Net Of Tax 364000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Comprehensive Income Net Of Tax 365000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Contract With Customer Liability Current Frequent Flyer 3473000000.0000 USD 0 0000100517-25-000091
0000100517-25-000091 20240331 Costs And Expenses 12440000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Depreciation Depletion And Amortization 708000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Earnings Per Share Basic 1.1800 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss Noncurrent 1267000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Goodwill 4527000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Goodwill 4527000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest 479000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Income Tax Expense Benefit 91000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Interest Costs Capitalized Adjustment 48000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Labor And Related Expense 4155000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Liabilities Current 25791000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Long Term Debt And Capital Lease Obligations Current 3453000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Net Cash Provided By Used In Investing Activities -1462000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Noncash Or Part Noncash Acquisition Fixed Assets Acquired Net Of Vendor Credits -1000000.0000 USD 1 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax 17000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Cost And Expense Operating 2326000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Other Nonoperating Income Expense -10000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Payments For Proceeds From Other Investing Activities 4000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Payments For Proceeds From Other Investing Activities 35000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Payments For Repurchase Of Common Stock 0.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Payments To Acquire Productive Assets 1233000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Payments To Acquire Short Term Investments 2246000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Proceeds From Sale Of Property Plant And Equipment 20000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Receivables Net Current 2288000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Restricted Cash Current 200000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Restructuring Settlement And Impairment Provisions 13000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Retained Earnings Accumulated Deficit 6880000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Retained Earnings Accumulated Deficit 9487000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 1445000000.0000 USD 1 us-gaap/2024 Airline Destinations= Latin America Destination;
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 835000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; Product Or Service= Product And Service Other;
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 714000000.0000 USD 1 us-gaap/2024 Product Or Service= Product And Service Other; Type Of Arrangement= Chase And Other Partner Agreements;
0000100517-25-000091 20250331 Right Of Use Asset Obtained In Exchange For Operating Lease Liability 419000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Selling Expense 496000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital 69000000.0000 USD 1 0000100517-25-000091 Equity Components= Treasury Stock Common;
0000100517-25-000091 20250331 Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital -96000000.0000 USD 1 0000100517-25-000091 Equity Components= Retained Earnings;
0000100517-25-000091 20231231 Stockholders Equity 8992000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20240331 Stockholders Equity 6212000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20241231 Stockholders Equity 8980000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20250331 Stockholders Equity 164000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income;
0000100517-25-000091 20250331 Stock Issued During Period Shares Conversion Of Convertible Securities 1801430.0000 shares 0 us-gaap/2024
0000100517-25-000091 20250331 Stock Issued During Period Shares Conversion Of Convertible Securities 1800000.0000 shares 1 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20250331 Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments To Additional Paid In Capital -34000000.0000 USD 1 0000100517-25-000091 Equity Components= Retained Earnings;
0000100517-25-000091 20250331 Treasury Stock Value Acquired Cost Method 356000000.0000 USD 1 us-gaap/2024 Equity Components= Treasury Stock Common;
0000100517-25-000091 20240331 Unrealized Gain Loss On Investments -37000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Accounts Payable Current 4694000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Accumulated Other Comprehensive Income Loss Net Of Tax 164000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Additional Paid In Capital Common Stock 8980000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Additional Paid In Capital Common Stock 8813000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Aircraft Rental 51000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Assets Current 20148000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Commitments And Contingencies USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Common Stock Shares Authorized 1000000000.0000 shares 0 us-gaap/2024
0000100517-25-000091 20241231 Common Stock Shares Outstanding 327900000.0000 shares 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20250331 Common Stock Shares Outstanding 327494648.0000 shares 0 us-gaap/2024
0000100517-25-000091 20241231 Common Stock Value 4000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Common Stock Value 0.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Contract With Customer Liability Noncurrent Frequent Flyer 4038000000.0000 USD 0 0000100517-25-000091
0000100517-25-000091 20240331 Earnings Per Share Diluted -0.3800 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Earnings Per Share Diluted 1.1600 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Fuel Costs 2701000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest 478000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Intangible Assets Net Excluding Goodwill 2683000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Intangible Assets Net Excluding Goodwill 2676000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Interest Costs Capitalized Adjustment 61000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Investment Income Interest 164000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Liabilities Noncurrent 38124000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Long Term Debt And Capital Lease Obligations Current 3265000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Net Cash Provided By Used In Financing Activities -1920000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Net Income Loss -124000000.0000 USD 1 us-gaap/2024 Equity Components= Retained Earnings;
0000100517-25-000091 20250331 Net Income Loss 388000000.0000 USD 1 us-gaap/2024 Equity Components= Retained Earnings; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Nonoperating Income Expense -263000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Operating Income Loss 607000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Operating Lease Liability Current 506000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Other Comprehensive Income Investments And Other Net Of Tax 3000000.0000 USD 1 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Comprehensive Income Loss Net Of Tax -19000000.0000 USD 1 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Other Comprehensive Income Loss Net Of Tax -23000000.0000 USD 1 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income;
0000100517-25-000091 20241231 Other Liabilities Current 948000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Other Liabilities Current 949000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Other Liabilities Noncurrent 1530000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Payments For Proceeds From Other Investing Activities 4000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Preferred Stock Value 0.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Prepaid Expense And Other Assets Current 673000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Proceeds From Issuance Of Long Term Debt Net 3111000000.0000 USD 1 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Proceeds From Sale Maturity And Collections Of Investments 3657000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Proceeds From Sale Of Property Plant And Equipment 20000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Proceeds From Sale Of Property Plant And Equipment 29000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Property Plant And Equipment Net 42908000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Restricted Cash Current 200000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Restructuring Settlement And Impairment Provisions 13000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 1833000000.0000 USD 1 us-gaap/2024 Airline Destinations= Atlantic Destination;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 429000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; Product Or Service= Cargo And Freight;
0000100517-25-000091 20250331 Short Term Investments 5960000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Stockholders Equity 188000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20241231 Stockholders Equity 4000000.0000 USD 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20241231 Stockholders Equity 2352000000.0000 USD 0 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stockholders Equity 12593000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Stockholders Equity Other 94000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Stock Issued During Period Shares Share Based Compensation 1600000.0000 shares 1 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20250331 Treasury Stock Shares Acquired 4000000.0000 shares 1 us-gaap/2024
0000100517-25-000091 20241231 Assets Current 18883000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Assets Noncurrent 55963000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 9737000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect 2351000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Common Stock Par Or Stated Value Per Share 0.0100 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Common Stock Shares Outstanding 327500000.0000 shares 0 us-gaap/2024 Equity Components= Common Stock;
0000100517-25-000091 20250331 Common Stock Value 4000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Comprehensive Income Net Of Tax -143000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Contract With Customer Liability Current Advance Ticket Sales 7561000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Contract With Customer Liability Current Frequent Flyer 3403000000.0000 USD 0 0000100517-25-000091
0000100517-25-000091 20250331 Costs And Expenses 12605000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Deferred Income Tax Liabilities Net 1624000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Depreciation Depletion And Amortization 727000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss Noncurrent 1239000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Landing Fees And Other Rentals 804000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Long Term Debt And Capital Lease Obligations 24398000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Net Cash Provided By Used In Financing Activities -1014000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Net Cash Provided By Used In Investing Activities 1441000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Net Cash Provided By Used In Operating Activities 3710000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Net Cash Provided By Used In Operating Activities 3267000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Net Income Loss -124000000.0000 USD 1 us-gaap/2024 Equity Components= Retained Earnings; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Noncash Or Part Noncash Acquisition Fixed Assets Acquired Net Of Vendor Credits 1000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20241231 Operating Lease Liability Current 467000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Operating Lease Liability Noncurrent 4510000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Operating Lease Liability Noncurrent 4756000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Other Comprehensive Income Loss Net Of Tax -19000000.0000 USD 1 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income;
0000100517-25-000091 20250331 Other Comprehensive Income Loss Net Of Tax -23000000.0000 USD 1 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20240331 Other Cost And Expense Operating 2148000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Cost And Expense Operating 2326000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Liabilities Current 983000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Other Liabilities Noncurrent 1549000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Payable To Shareholders Or Affiliates For Issuance Of Capital Stock 1909000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Payments To Acquire Productive Assets 1366000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Current And Noncurrent 1233000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Prepaid Expense And Other Assets Current 928000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Proceeds From Sale Maturity And Collections Of Investments 2023000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Repayments Of Long Term Debt 5031000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Restricted Cash Current 40000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Restricted Cash Noncurrent 167000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 12539000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 391000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; Product Or Service= Cargo And Freight;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 923000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; Product Or Service= Product And Service Other;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 1000000000.0000 USD 1 us-gaap/2024 Product Or Service= Ancillary Services;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 774000000.0000 USD 1 us-gaap/2024 Product Or Service= Product And Service Other; Type Of Arrangement= Chase And Other Partner Agreements;
0000100517-25-000091 20240331 Right Of Use Asset Obtained In Exchange For Operating Lease Liability 145000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Selling Expense 480000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Short Term Investments 5706000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20231231 Stockholders Equity 9324000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20231231 Stockholders Equity 482000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20231231 Stockholders Equity 3831000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings;
0000100517-25-000091 20231231 Stockholders Equity 9294000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Stockholders Equity 12675000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Stockholders Equity 188000000.0000 USD 0 us-gaap/2024 Equity Components= Accumulated Other Comprehensive Income;
0000100517-25-000091 20241231 Stockholders Equity 9487000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stockholders Equity -3502000000.0000 USD 0 us-gaap/2024 Equity Components= Treasury Stock Common;
0000100517-25-000091 20240331 Stockholders Equity Other 18000000.0000 USD 1 us-gaap/2024 Equity Components= Receivables From Stockholder; Legal Entity= United Air Lines Inc;
0000100517-25-000091 20250331 Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments To Additional Paid In Capital -99000000.0000 USD 1 0000100517-25-000091 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20241231 Treasury Stock Common Value 3377000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Unrealized Gain Loss On Investments -21000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value 28000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Aircraft Maintenance Materials And Repairs 773000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Airline Related Inventory Net 1601000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Assets Noncurrent 55200000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20231231 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents 6334000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Commitments And Contingencies USD 0 us-gaap/2024
0000100517-25-000091 20241231 Common Stock Par Or Stated Value Per Share 0.0100 USD 0 us-gaap/2024
0000100517-25-000091 20241231 Common Stock Shares Issued 1000.0000 shares 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Contract With Customer Liability Current Frequent Flyer 3403000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Contract With Customer Liability Current Frequent Flyer 3473000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Deferred Income Tax Liabilities Net 1610000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Depreciation Depletion And Amortization 708000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Earnings Per Share Basic -0.3800 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Employee Related Liabilities Current 3289000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss Noncurrent 1267000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss Noncurrent 1239000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Fuel Costs 2954000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20241231 Goodwill 4527000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Intangible Assets Net Excluding Goodwill 2676000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Investment Income Interest 164000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Liabilities And Stockholders Equity 76111000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Liabilities Current 25798000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Liabilities Noncurrent 37697000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Long Term Debt And Capital Lease Obligations 24398000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Net Income Loss 387000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Noncash Or Part Noncash Acquisition Fixed Assets Acquired Net Of Vendor Credits 1000000.0000 USD 1 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Nonoperating Income Expense -263000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Nonoperating Income Expense -129000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Operating Income Loss 99000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Operating Income Loss 608000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Operating Lease Right Of Use Asset 4092000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20250331 Other Comprehensive Income Loss Net Of Tax -23000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20241231 Payable To Shareholders Or Affiliates For Issuance Of Capital Stock 2352000000.0000 USD 0 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Payments For Proceeds From Other Investing Activities 35000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Prepaid Expense And Other Assets Current 928000000.0000 USD 0 us-gaap/2024
0000100517-25-000091 20240331 Proceeds From Issuance Of Long Term Debt Net 3111000000.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Proceeds From Issuance Of Long Term Debt Net -3000000.0000 USD 1 0000100517-25-000091 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Proceeds From Sale Maturity And Collections Of Investments 2023000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Receivables Net Current 2288000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Repayments Of Long Term Debt 5031000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20250331 Restricted Cash Noncurrent 167000000.0000 USD 0 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Restructuring Settlement And Impairment Provisions -108000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 7673000000.0000 USD 1 us-gaap/2024 Airline Destinations= Domestic Destination;
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 1588000000.0000 USD 1 us-gaap/2024 Airline Destinations= Pacific Destination;
0000100517-25-000091 20240331 Revenue From Contract With Customer Excluding Assessed Tax 984000000.0000 USD 1 us-gaap/2024 Product Or Service= Ancillary Services;
0000100517-25-000091 20250331 Revenue From Contract With Customer Excluding Assessed Tax 429000000.0000 USD 1 us-gaap/2024 Product Or Service= Cargo And Freight;
0000100517-25-000091 20240331 Stockholders Equity 8973000000.0000 USD 0 us-gaap/2024 Equity Components= Additional Paid In Capital;
0000100517-25-000091 20241231 Stockholders Equity 6880000000.0000 USD 0 us-gaap/2024 Equity Components= Retained Earnings;
0000100517-25-000091 20241231 Stockholders Equity -3377000000.0000 USD 0 us-gaap/2024 Equity Components= Treasury Stock Common;
0000100517-25-000091 20240831 Stock Issued During Period Shares Conversion Of Convertible Securities 2043906.0000 shares 0 us-gaap/2024
0000100517-25-000091 20250331 Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments To Additional Paid In Capital 0.0000 USD 1 0000100517-25-000091
0000100517-25-000091 20250331 Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments To Additional Paid In Capital 133000000.0000 USD 1 0000100517-25-000091 Equity Components= Treasury Stock Common;
0000100517-25-000091 20250331 Treasury Stock Value Acquired Cost Method 356000000.0000 USD 1 us-gaap/2024
0000100517-25-000091 20240331 Unrealized Gain Loss On Investments -37000000.0000 USD 1 us-gaap/2024 Legal Entity= United Air Lines Inc; UnitedAirLinesInc
0000100517-25-000091 20250331 Unrealized Gain Loss On Investments -21000000.0000 USD 1 us-gaap/2024

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 abstract datatype iord crdr tlabel doc
Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Current And Noncurrent us-gaap/2024 0 0 monetary I C Liability, Retirement and Postemployment Benefits Amount of liability, recognized in statement of financial position, for pension, other postretirement and postemployment benefits.
Assets Current us-gaap/2024 0 0 monetary I D Assets, Current Amount of asset recognized for present right to economic benefit, classified as current.
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents us-gaap/2024 0 0 monetary I D Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.
Fuel Costs us-gaap/2024 0 0 monetary D D Fuel Costs Fuel costs incurred that are directly related to goods produced and sold and services rendered during the reporting period.
Operating Lease Liability Current us-gaap/2024 0 0 monetary I C Operating Lease, Liability, Current Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.
Revenue From Contract With Customer Excluding Assessed Tax us-gaap/2024 0 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.
Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss Noncurrent us-gaap/2024 0 0 monetary I D Financing Receivable, Excluding Accrued Interest, after Allowance for Credit Loss, Noncurrent Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable classified as noncurrent. Excludes net investment in lease.
Right Of Use Asset Obtained In Exchange For Operating Lease Liability us-gaap/2024 0 0 monetary D D Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Amount of increase in right-of-use asset obtained in exchange for operating lease liability.
Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest us-gaap/2024 0 0 monetary D C Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.
Comprehensive Income Net Of Tax us-gaap/2024 0 0 monetary D C Comprehensive Income (Loss), Net of Tax, Attributable to Parent Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.
Liabilities And Stockholders Equity us-gaap/2024 0 0 monetary I C Liabilities and Equity Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.
Long Term Debt And Capital Lease Obligations us-gaap/2024 0 0 monetary I C Long-Term Debt and Lease Obligation Amount of long-term debt and lease obligation, classified as noncurrent.
Payments To Acquire Productive Assets us-gaap/2024 0 0 monetary D C Payments to Acquire Productive Assets The cash outflow for purchases of and capital improvements on property, plant and equipment (capital expenditures), software, and other intangible assets.
Retained Earnings Accumulated Deficit us-gaap/2024 0 0 monetary I C Retained Earnings (Accumulated Deficit) Amount of accumulated undistributed earnings (deficit).
Short Term Investments us-gaap/2024 0 0 monetary I D Short-Term Investments Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.
Contract With Customer Liability Current Frequent Flyer 0000100517-25-000091 1 0 monetary I C Contract With Customer, Liability, Current, Frequent Flyer Contract With Customer, Liability, Current, Frequent Flyer
Common Stock Par Or Stated Value Per Share us-gaap/2024 0 0 perShare I Common Stock, Par or Stated Value Per Share Face amount or stated value per share of common stock.
Common Stock Shares Outstanding us-gaap/2024 0 0 shares I Common Stock, Shares, Outstanding Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.
Income Tax Expense Benefit us-gaap/2024 0 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.
Long Term Debt And Capital Lease Obligations Current us-gaap/2024 0 0 monetary I C Long-Term Debt and Lease Obligation, Current Amount of long-term debt and lease obligation, classified as current.
Net Income Loss us-gaap/2024 0 0 monetary D C Net Income (Loss) Attributable to Parent The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.
Receivables Net Current us-gaap/2024 0 0 monetary I D Receivables, Net, Current The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.
Restricted Cash Current us-gaap/2024 0 0 monetary I D Restricted Cash, Current Amount of cash restricted as to withdrawal or usage, classified as current. 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.
Stockholders Equity us-gaap/2024 0 0 monetary I C Equity, Attributable to Parent Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.
Stockholders Equity Other us-gaap/2024 0 0 monetary D D Stockholders' Equity, Other This element represents movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy.
Noncash Or Part Noncash Acquisition Fixed Assets Acquired Net Of Vendor Credits 0000100517-25-000091 1 0 monetary D D Noncash Or Part Noncash Acquisition, Fixed Assets Acquired, Net Of Vendor Credits Noncash Or Part Noncash Acquisition, Fixed Assets Acquired, Net Of Vendor Credits
Accumulated Other Comprehensive Income Loss Net Of Tax us-gaap/2024 0 0 monetary I C Accumulated Other Comprehensive Income (Loss), Net of Tax Amount, after tax, of accumulated increase (decrease) in equity from transaction and other event and circumstance from nonowner source.
Airline Capacity Purchase Arrangements us-gaap/2024 0 0 monetary D D Airline, Capacity Purchase Arrangements Costs incurred related to air services provided by third-party transportation companies, including regional affiliates.
Assets us-gaap/2024 0 0 monetary I D Assets Amount of asset recognized for present right to economic benefit.
Common Stock Shares Issued us-gaap/2024 0 0 shares I Common Stock, Shares, Issued Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.
Earnings Per Share Diluted us-gaap/2024 0 0 perShare D Earnings Per Share, Diluted The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.
Operating Lease Right Of Use Asset us-gaap/2024 0 0 monetary I D Operating Lease, Right-of-Use Asset Amount of lessee's right to use underlying asset under operating lease.
Payments For Proceeds From Other Investing Activities us-gaap/2024 0 0 monetary D C Payments for (Proceeds from) Other Investing Activities Amount of cash (inflow) outflow from investing activities classified as other.
Stock Issued During Period Shares Conversion Of Convertible Securities us-gaap/2024 0 0 shares D Stock Issued During Period, Shares, Conversion of Convertible Securities Number of shares issued during the period as a result of the conversion of convertible securities.
Proceeds From Issuance Of Long Term Debt Net 0000100517-25-000091 1 0 monetary D D Proceeds From Issuance Of Long-Term Debt, Net Proceeds From Issuance Of Long-Term Debt, Net
Depreciation Depletion And Amortization us-gaap/2024 0 0 monetary D D Depreciation, Depletion and Amortization The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
Interest Expense Nonoperating us-gaap/2024 0 0 monetary D D Interest Expense, Nonoperating Amount of interest expense classified as nonoperating.
Liabilities Current us-gaap/2024 0 0 monetary I C Liabilities, Current Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.
Other Cost And Expense Operating us-gaap/2024 0 0 monetary D D Other Cost and Expense, Operating The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.
Repayments Of Long Term Debt us-gaap/2024 0 0 monetary D C Repayments of Long-Term Debt The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.
Selling Expense us-gaap/2024 0 0 monetary D D Selling Expense Expenses recognized in the period that are directly related to the selling and distribution of products or services.
Unrealized Gain Loss On Investments us-gaap/2024 0 0 monetary D C Unrealized Gain (Loss) on Investments Amount of unrealized gain (loss) on investment.
Cash And Cash Equivalents At Carrying Value us-gaap/2024 0 0 monetary I D Cash and Cash Equivalents, at Carrying Value Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.
Restricted Cash Noncurrent us-gaap/2024 0 0 monetary I D Restricted Cash, Noncurrent Amount of cash restricted as to withdrawal or usage, classified as noncurrent. 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.
Nonoperating Income Expense us-gaap/2024 0 0 monetary D C Nonoperating Income (Expense) The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).
Other Comprehensive Income Loss Net Of Tax us-gaap/2024 0 0 monetary D C Other Comprehensive Income (Loss), Net of Tax Amount after tax and reclassification adjustments of other comprehensive income (loss).
Other Liabilities Current us-gaap/2024 0 0 monetary I C Other Liabilities, Current Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer.
Preferred Stock Value us-gaap/2024 0 0 monetary I C Preferred Stock, Value, Issued Aggregate par or stated value of issued nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable preferred shares, par value and other disclosure concepts are in another section within stockholders' equity.
Proceeds From Sale Of Property Plant And Equipment us-gaap/2024 0 0 monetary D D Proceeds from Sale of Property, Plant, and Equipment The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.
Stock Repurchased During Period Value us-gaap/2024 0 0 monetary D D Stock Repurchased During Period, Value Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.
Treasury Stock Shares Acquired us-gaap/2024 0 0 shares D Treasury Stock, Shares, Acquired Number of shares that have been repurchased during the period and are being held in treasury.
Aircraft Maintenance Materials And Repairs us-gaap/2024 0 0 monetary D D Aircraft Maintenance, Materials, and Repairs Maintenance costs incurred and directly related to services rendered by an entity during the reporting period. Includes the cost of inspections and repairs, materials and routine maintenance costs for all aircraft and engines.
Costs And Expenses us-gaap/2024 0 0 monetary D D Costs and Expenses Total costs of sales and operating expenses for the period.
Employee Related Liabilities Current us-gaap/2024 0 0 monetary I C Employee-related Liabilities, Current Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
Goodwill us-gaap/2024 0 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.
Intangible Assets Net Excluding Goodwill us-gaap/2024 0 0 monetary I D Intangible Assets, Net (Excluding Goodwill) Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.
Landing Fees And Other Rentals us-gaap/2024 0 0 monetary D D Landing Fees and Other Rentals Direct costs incurred at airports in which the entity conducts flight operations. The costs primarily consist of fees paid to the airport authority for takeoff and landing, gate space and facilities, allocations of common space such as security and other terminal costs and fuel storage facilities.
Liabilities Noncurrent us-gaap/2024 0 0 monetary I C Liabilities, Noncurrent Amount of obligation due after one year or beyond the normal operating cycle, if longer.
Net Cash Provided By Used In Operating Activities us-gaap/2024 0 0 monetary D Net Cash Provided by (Used in) Operating Activities Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.
Operating Income Loss us-gaap/2024 0 0 monetary D C Operating Income (Loss) The net result for the period of deducting operating expenses from operating revenues.
Other Liabilities Noncurrent us-gaap/2024 0 0 monetary I C Other Liabilities, Noncurrent Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.
Prepaid Expense And Other Assets Current us-gaap/2024 0 0 monetary I D Prepaid Expense and Other Assets, Current Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.
Proceeds From Payments For Other Financing Activities us-gaap/2024 0 0 monetary D D Proceeds from (Payments for) Other Financing Activities Amount of cash inflow (outflow) from financing activities classified as other.
Labor And Related Expense us-gaap/2024 0 0 monetary D D Labor and Related Expense Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit.
Common Stock Value us-gaap/2024 0 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.
Interest Costs Capitalized Adjustment us-gaap/2024 0 0 monetary D C Interest Costs Capitalized Adjustment Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred.
Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax us-gaap/2024 0 0 monetary D D Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Amount, after tax and reclassification adjustment, of (increase) decrease in accumulated other comprehensive income for defined benefit plan.
Payable To Shareholders Or Affiliates For Issuance Of Capital Stock 0000100517-25-000091 1 0 monetary I C Payable to Shareholders or Affiliates for Issuance of Capital Stock Payable to Shareholders or Affiliates for Issuance of Capital Stock
Accounts Payable Current us-gaap/2024 0 0 monetary I C Accounts Payable, Current Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).
Additional Paid In Capital Common Stock us-gaap/2024 0 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.
Assets Noncurrent us-gaap/2024 0 0 monetary I D Assets, Noncurrent Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.
Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect us-gaap/2024 0 0 monetary D D Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.
Commitments And Contingencies us-gaap/2024 0 0 monetary I C Commitments and Contingencies Represents the caption on the face of the balance sheet to indicate that the entity has entered into (1) purchase or supply arrangements that will require expending a portion of its resources to meet the terms thereof, and (2) is exposed to potential losses or, less frequently, gains, arising from (a) possible claims against a company's resources due to future performance under contract terms, and (b) possible losses or likely gains from uncertainties that will ultimately be resolved when one or more future events that are deemed likely to occur do occur or fail to occur.
Common Stock Shares Authorized us-gaap/2024 0 0 shares I Common Stock, Shares Authorized The maximum number of common shares permitted to be issued by an entity's charter and bylaws.
Deferred Income Tax Liabilities Net us-gaap/2024 0 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.
Net Cash Provided By Used In Financing Activities us-gaap/2024 0 0 monetary D D Net Cash Provided by (Used in) Financing Activities Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.
Payments For Repurchase Of Common Stock us-gaap/2024 0 0 monetary D C Payments for Repurchase of Common Stock The cash outflow to reacquire common stock during the period.
Airline Related Inventory Net us-gaap/2024 0 0 monetary I D Airline Related Inventory, Net Net carrying amount, as of the balance sheet date, of expendable merchandise, goods, commodities, or supplies to be used primarily in air transport of passengers and freight.
Contract With Customer Liability Noncurrent Frequent Flyer 0000100517-25-000091 1 0 monetary I C Contract With Customer, Liability, Noncurrent, Frequent Flyer Contract With Customer, Liability, Noncurrent, Frequent Flyer
Other Comprehensive Income Investments And Other Net Of Tax 0000100517-25-000091 1 0 monetary D C Other Comprehensive Income, Investments and Other, Net of Tax Other Comprehensive Income, Investments and Other, Net of Tax
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value us-gaap/2024 0 0 monetary D C APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.
Aircraft Rental us-gaap/2024 0 0 monetary D D Aircraft Rental Expenses incurred related to the lease of aircraft from outside third parties that are used in the entity's business operations.
Earnings Per Share Basic us-gaap/2024 0 0 perShare D Earnings Per Share, Basic The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.
Investment Income Interest us-gaap/2024 0 0 monetary D C Investment Income, Interest Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.
Net Cash Provided By Used In Investing Activities us-gaap/2024 0 0 monetary D D Net Cash Provided by (Used in) Investing Activities Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.
Other Nonoperating Income Expense us-gaap/2024 0 0 monetary D C Other Nonoperating Income (Expense) Amount of income (expense) related to nonoperating activities, classified as other.
Restructuring Settlement And Impairment Provisions us-gaap/2024 0 0 monetary D D Restructuring, Settlement and Impairment Provisions Amount of restructuring charges, remediation cost, and asset impairment loss.
Treasury Stock Common Value us-gaap/2024 0 0 monetary I D Treasury Stock, Common, Value Amount allocated to previously issued common shares repurchased by the issuing entity and held in treasury.
Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments To Additional Paid In Capital 0000100517-25-000091 1 0 monetary D C Stock Issued During Period, Value, Conversion Of Convertible Securities, Net Of Adjustments To Additional Paid In Capital Stock Issued During Period, Value, Conversion Of Convertible Securities, Net Of Adjustments To Additional Paid In Capital
Operating Lease Liability Noncurrent us-gaap/2024 0 0 monetary I C Operating Lease, Liability, Noncurrent Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.
Payments To Acquire Short Term Investments us-gaap/2024 0 0 monetary D C Payments to Acquire Short-Term Investments The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, within the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the short-term.
Proceeds From Sale Maturity And Collections Of Investments us-gaap/2024 0 0 monetary D D Proceeds from Sale, Maturity and Collection of Investments The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period.
Property Plant And Equipment Net us-gaap/2024 0 0 monetary I D Property, Plant and Equipment, Net Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.
Stock Issued During Period Shares Share Based Compensation us-gaap/2024 0 0 shares D Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).
Treasury Stock Value Acquired Cost Method us-gaap/2024 0 0 monetary D D Treasury Stock, Value, Acquired, Cost Method Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.
Contract With Customer Liability Current Advance Ticket Sales 0000100517-25-000091 1 0 monetary I C Contract With Customer, Liability, Current, Advance Ticket Sales Contract With Customer, Liability, Current, Advance Ticket Sales
Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital 0000100517-25-000091 1 0 monetary D C Shares Issued, Value, Share-Based Payment Arrangement, After Forfeiture, Net Of Adjustments To Additional Paid In Capital Shares Issued, Value, Share-Based Payment Arrangement, After Forfeiture, Net Of Adjustments To Additional Paid In Capital

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
0000100517-25-000091 2 9 IS 0 H Revenue From Contract With Customer Excluding Assessed Tax us-gaap/2024 Total operating revenue 0
0000100517-25-000091 2 11 IS 0 H Labor And Related Expense us-gaap/2024 Salaries and related costs 0
0000100517-25-000091 2 12 IS 0 H Fuel Costs us-gaap/2024 Aircraft fuel 0
0000100517-25-000091 2 13 IS 0 H Landing Fees And Other Rentals us-gaap/2024 Landing fees and other rent 0
0000100517-25-000091 2 14 IS 0 H Aircraft Maintenance Materials And Repairs us-gaap/2024 Aircraft maintenance materials and outside repairs 0
0000100517-25-000091 2 15 IS 0 H Depreciation Depletion And Amortization us-gaap/2024 Depreciation and amortization 0
0000100517-25-000091 2 16 IS 0 H Airline Capacity Purchase Arrangements us-gaap/2024 Regional capacity purchase 0
0000100517-25-000091 2 17 IS 0 H Selling Expense us-gaap/2024 Distribution expenses 0
0000100517-25-000091 2 18 IS 0 H Aircraft Rental us-gaap/2024 Aircraft rent 0
0000100517-25-000091 2 19 IS 0 H Restructuring Settlement And Impairment Provisions us-gaap/2024 Special charges (credits) 0
0000100517-25-000091 2 20 IS 0 H Other Cost And Expense Operating us-gaap/2024 Other operating expenses 0
0000100517-25-000091 2 21 IS 0 H Costs And Expenses us-gaap/2024 Total operating expense 0
0000100517-25-000091 2 22 IS 0 H Operating Income Loss us-gaap/2024 Operating income 0
0000100517-25-000091 2 24 IS 0 H Interest Expense Nonoperating us-gaap/2024 Interest expense 1
0000100517-25-000091 2 25 IS 0 H Investment Income Interest us-gaap/2024 Interest income 0
0000100517-25-000091 2 26 IS 0 H Interest Costs Capitalized Adjustment us-gaap/2024 Interest capitalized 0
0000100517-25-000091 2 27 IS 0 H Unrealized Gain Loss On Investments us-gaap/2024 Unrealized losses on investments, net 0
0000100517-25-000091 2 28 IS 0 H Other Nonoperating Income Expense us-gaap/2024 Miscellaneous, net 0
0000100517-25-000091 2 29 IS 0 H Nonoperating Income Expense us-gaap/2024 Total nonoperating expense, net 0
0000100517-25-000091 2 30 IS 0 H Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest us-gaap/2024 Income (loss) before income taxes 0
0000100517-25-000091 2 31 IS 0 H Income Tax Expense Benefit us-gaap/2024 Income tax expense (benefit) 0
0000100517-25-000091 2 32 IS 0 H Net Income Loss us-gaap/2024 Net income (loss) 0
0000100517-25-000091 2 33 IS 0 H Earnings Per Share Basic us-gaap/2024 Earnings (loss) per share, basic (in dollars per share) 0
0000100517-25-000091 2 34 IS 0 H Earnings Per Share Diluted us-gaap/2024 Earnings (loss) per share, diluted (in dollars per share) 0
0000100517-25-000091 3 1 CI 0 H Net Income Loss us-gaap/2024 Net income (loss) 0
0000100517-25-000091 3 3 CI 0 H Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax us-gaap/2024 Employee benefit plans 1
0000100517-25-000091 3 4 CI 0 H Other Comprehensive Income Investments And Other Net Of Tax 0000100517-25-000091 Investments and other 0
0000100517-25-000091 3 5 CI 0 H Other Comprehensive Income Loss Net Of Tax us-gaap/2024 Total other comprehensive loss, net of tax 0
0000100517-25-000091 3 6 CI 0 H Comprehensive Income Net Of Tax us-gaap/2024 Total comprehensive income (loss), net 0
0000100517-25-000091 4 2 BS 0 H Cash And Cash Equivalents At Carrying Value us-gaap/2024 Cash and cash equivalents 0
0000100517-25-000091 4 3 BS 0 H Short Term Investments us-gaap/2024 Short-term investments 0
0000100517-25-000091 4 4 BS 0 H Receivables Net Current us-gaap/2024 Receivables, net 0
0000100517-25-000091 4 5 BS 0 H Airline Related Inventory Net us-gaap/2024 Aircraft fuel, spare parts and supplies, net 0
0000100517-25-000091 4 6 BS 0 H Prepaid Expense And Other Assets Current us-gaap/2024 Prepaid expenses and other 0
0000100517-25-000091 4 7 BS 0 H Assets Current us-gaap/2024 Total current assets 0
0000100517-25-000091 4 8 BS 0 H Property Plant And Equipment Net us-gaap/2024 Operating property and equipment, net 0
0000100517-25-000091 4 9 BS 0 H Operating Lease Right Of Use Asset us-gaap/2024 Operating lease right-of-use assets 0
0000100517-25-000091 4 10 BS 0 H Goodwill us-gaap/2024 Goodwill 0
0000100517-25-000091 4 11 BS 0 H Intangible Assets Net Excluding Goodwill us-gaap/2024 Intangible assets, net 0
0000100517-25-000091 4 12 BS 0 H Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss Noncurrent us-gaap/2024 Investments in affiliates and other, net 0
0000100517-25-000091 4 13 BS 0 H Assets Noncurrent us-gaap/2024 Total noncurrent assets 0
0000100517-25-000091 4 14 BS 0 H Assets us-gaap/2024 Total assets 0
0000100517-25-000091 4 16 BS 0 H Accounts Payable Current us-gaap/2024 Accounts payable 0
0000100517-25-000091 4 17 BS 0 H Employee Related Liabilities Current us-gaap/2024 Accrued salaries and benefits 0
0000100517-25-000091 4 18 BS 0 H Contract With Customer Liability Current Advance Ticket Sales 0000100517-25-000091 Advance ticket sales 0
0000100517-25-000091 4 19 BS 0 H Contract With Customer Liability Current Frequent Flyer 0000100517-25-000091 Frequent flyer deferred revenue 0
0000100517-25-000091 4 20 BS 0 H Long Term Debt And Capital Lease Obligations Current us-gaap/2024 Current maturities of long-term debt, finance leases, and other financial liabilities 0
0000100517-25-000091 4 21 BS 0 H Operating Lease Liability Current us-gaap/2024 Current maturities of operating leases 0
0000100517-25-000091 4 22 BS 0 H Other Liabilities Current us-gaap/2024 Other 0
0000100517-25-000091 4 23 BS 0 H Liabilities Current us-gaap/2024 Total current liabilities 0
0000100517-25-000091 4 24 BS 0 H Long Term Debt And Capital Lease Obligations us-gaap/2024 Long-term debt, finance leases, and other financial liabilities 0
0000100517-25-000091 4 25 BS 0 H Operating Lease Liability Noncurrent us-gaap/2024 Long-term obligations under operating leases 0
0000100517-25-000091 4 26 BS 0 H Contract With Customer Liability Noncurrent Frequent Flyer 0000100517-25-000091 Frequent flyer deferred revenue 0
0000100517-25-000091 4 27 BS 0 H Pension And Other Postretirement And Postemployment Benefit Plans Liabilities Current And Noncurrent us-gaap/2024 Pension and postretirement benefit liability 0
0000100517-25-000091 4 28 BS 0 H Deferred Income Tax Liabilities Net us-gaap/2024 Deferred income taxes 0
0000100517-25-000091 4 29 BS 0 H Other Liabilities Noncurrent us-gaap/2024 Other 0
0000100517-25-000091 4 30 BS 0 H Liabilities Noncurrent us-gaap/2024 Total noncurrent liabilities 0
0000100517-25-000091 4 31 BS 0 H Commitments And Contingencies us-gaap/2024 Commitments and contingencies 0
0000100517-25-000091 4 33 BS 0 H Preferred Stock Value us-gaap/2024 Preferred stock 0
0000100517-25-000091 4 34 BS 0 H Common Stock Value us-gaap/2024 Common stock at par, $0.01 par value; authorized 1,000,000,000 shares; outstanding 327,494,648 and 327,899,771 shares at March 31, 2025 and December 31, 2024, respectively 0
0000100517-25-000091 4 35 BS 0 H Additional Paid In Capital Common Stock us-gaap/2024 Additional capital invested 0
0000100517-25-000091 4 36 BS 0 H Treasury Stock Common Value us-gaap/2024 Stock held in treasury, at cost 1
0000100517-25-000091 4 37 BS 0 H Retained Earnings Accumulated Deficit us-gaap/2024 Retained earnings 0
0000100517-25-000091 4 38 BS 0 H Accumulated Other Comprehensive Income Loss Net Of Tax us-gaap/2024 Accumulated other comprehensive income 0
0000100517-25-000091 4 39 BS 0 H Stockholders Equity us-gaap/2024 Total stockholders' equity 0
0000100517-25-000091 4 40 BS 0 H Liabilities And Stockholders Equity us-gaap/2024 Total liabilities and stockholders' equity 0
0000100517-25-000091 5 1 BS 1 H Common Stock Par Or Stated Value Per Share us-gaap/2024 Common stock, par value (in dollars per share) 0
0000100517-25-000091 5 2 BS 1 H Common Stock Shares Authorized us-gaap/2024 Common shares, authorized (in shares) 0
0000100517-25-000091 5 3 BS 1 H Common Stock Shares Outstanding us-gaap/2024 Common shares, outstanding (in shares) 0
0000100517-25-000091 6 2 CF 0 H Net Cash Provided By Used In Operating Activities us-gaap/2024 Net cash provided by operating activities 0
0000100517-25-000091 6 4 CF 0 H Payments To Acquire Productive Assets us-gaap/2024 Capital expenditures, net of flight equipment purchase deposit returns 1
0000100517-25-000091 6 5 CF 0 H Payments To Acquire Short Term Investments us-gaap/2024 Purchases of short-term and other investments 1
0000100517-25-000091 6 6 CF 0 H Proceeds From Sale Maturity And Collections Of Investments us-gaap/2024 Proceeds from sale of short-term and other investments 0
0000100517-25-000091 6 7 CF 0 H Proceeds From Sale Of Property Plant And Equipment us-gaap/2024 Proceeds from sale of property and equipment 0
0000100517-25-000091 6 8 CF 0 H Payments For Proceeds From Other Investing Activities us-gaap/2024 Other, net 1
0000100517-25-000091 6 9 CF 0 H Net Cash Provided By Used In Investing Activities us-gaap/2024 Net cash provided by (used in) investing activities 0
0000100517-25-000091 10 9 UN 0 H Other Comprehensive Income Investments And Other Net Of Tax 0000100517-25-000091 Investments and other 0
0000100517-25-000091 6 11 CF 0 H Proceeds From Issuance Of Long Term Debt Net 0000100517-25-000091 Proceeds from issuance of debt and other financial liabilities, net of discounts and fees 0
0000100517-25-000091 6 12 CF 0 H Repayments Of Long Term Debt us-gaap/2024 Payments of long-term debt, finance leases and other financial liabilities 1
0000100517-25-000091 6 13 CF 0 H Payments For Repurchase Of Common Stock us-gaap/2024 Repurchases of common stock 1
0000100517-25-000091 6 14 CF 0 H Proceeds From Payments For Other Financing Activities us-gaap/2024 Other, net 0
0000100517-25-000091 6 15 CF 0 H Net Cash Provided By Used In Financing Activities us-gaap/2024 Net cash used in financing activities 0
0000100517-25-000091 6 16 CF 0 H Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect us-gaap/2024 Net increase in cash, cash equivalents and restricted cash 0
0000100517-25-000091 6 17 CF 0 H Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents us-gaap/2024 Cash, cash equivalents and restricted cash at beginning of the period 0
0000100517-25-000091 6 18 CF 0 H Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents us-gaap/2024 Cash, cash equivalents and restricted cash at end of the period 0
0000100517-25-000091 6 20 CF 0 H Right Of Use Asset Obtained In Exchange For Operating Lease Liability us-gaap/2024 Right-of-use assets acquired or modified through operating leases 0
0000100517-25-000091 6 21 CF 0 H Noncash Or Part Noncash Acquisition Fixed Assets Acquired Net Of Vendor Credits 0000100517-25-000091 Property and equipment acquired through the issuance or modification of debt, finance leases and other financial liabilities 0
0000100517-25-000091 7 2 CF 1 H Cash And Cash Equivalents At Carrying Value us-gaap/2024 Cash and cash equivalents 0
0000100517-25-000091 7 3 CF 1 H Restricted Cash Current us-gaap/2024 Restricted cash in Prepaid expenses and other 0
0000100517-25-000091 7 4 CF 1 H Restricted Cash Noncurrent us-gaap/2024 Restricted cash in Investments in affiliates and other, net 0
0000100517-25-000091 7 5 CF 1 H Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents us-gaap/2024 Total cash, cash equivalents and restricted cash 0
0000100517-25-000091 8 11 EQ 0 H Common Stock Shares Outstanding us-gaap/2024 Balance beginning (in shares) 0
0000100517-25-000091 8 12 EQ 0 H Stockholders Equity us-gaap/2024 Balance beginning 0
0000100517-25-000091 8 13 EQ 0 H Net Income Loss us-gaap/2024 Net income (loss) 0
0000100517-25-000091 8 14 EQ 0 H Other Comprehensive Income Loss Net Of Tax us-gaap/2024 Other comprehensive loss 0
0000100517-25-000091 8 15 EQ 0 H Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value us-gaap/2024 Stock-settled share-based compensation 0
0000100517-25-000091 8 16 EQ 0 H Treasury Stock Shares Acquired us-gaap/2024 Repurchase of common stock (in shares) 1
0000100517-25-000091 8 17 EQ 0 H Treasury Stock Value Acquired Cost Method us-gaap/2024 Repurchases of common stock 1
0000100517-25-000091 8 18 EQ 0 H Stock Issued During Period Shares Conversion Of Convertible Securities us-gaap/2024 Stock issued for settlement of warrants (in shares) 0
0000100517-25-000091 8 19 EQ 0 H Stock Issued During Period Value Conversion Of Convertible Securities Net Of Adjustments To Additional Paid In Capital 0000100517-25-000091 Stock issued for settlement of warrants 0
0000100517-25-000091 8 20 EQ 0 H Stock Issued During Period Shares Share Based Compensation us-gaap/2024 Stock issued for share-based awards, net of shares withheld for tax (in shares) 0
0000100517-25-000091 8 21 EQ 0 H Shares Issued Value Share Based Payment Arrangement After Forfeiture Net Of Adjustments To Additional Paid In Capital 0000100517-25-000091 Stock issued for share-based awards, net of shares withheld for tax 0
0000100517-25-000091 8 22 EQ 0 H Common Stock Shares Outstanding us-gaap/2024 Balance ending (in shares) 0
0000100517-25-000091 8 23 EQ 0 H Stockholders Equity us-gaap/2024 Balance ending 0
0000100517-25-000091 9 12 UN 0 H Revenue From Contract With Customer Excluding Assessed Tax us-gaap/2024 Total operating revenue 0
0000100517-25-000091 9 14 UN 0 H Labor And Related Expense us-gaap/2024 Salaries and related costs 0
0000100517-25-000091 9 15 UN 0 H Fuel Costs us-gaap/2024 Aircraft fuel 0
0000100517-25-000091 9 16 UN 0 H Landing Fees And Other Rentals us-gaap/2024 Landing fees and other rent 0
0000100517-25-000091 9 17 UN 0 H Aircraft Maintenance Materials And Repairs us-gaap/2024 Aircraft maintenance materials and outside repairs 0
0000100517-25-000091 9 18 UN 0 H Depreciation Depletion And Amortization us-gaap/2024 Depreciation and amortization 0
0000100517-25-000091 9 19 UN 0 H Airline Capacity Purchase Arrangements us-gaap/2024 Regional capacity purchase 0
0000100517-25-000091 9 20 UN 0 H Selling Expense us-gaap/2024 Distribution expenses 0
0000100517-25-000091 9 21 UN 0 H Aircraft Rental us-gaap/2024 Aircraft rent 0
0000100517-25-000091 9 22 UN 0 H Restructuring Settlement And Impairment Provisions us-gaap/2024 Special charges (credits) 0
0000100517-25-000091 9 23 UN 0 H Other Cost And Expense Operating us-gaap/2024 Other operating expenses 0
0000100517-25-000091 9 24 UN 0 H Costs And Expenses us-gaap/2024 Total operating expense 0
0000100517-25-000091 9 25 UN 0 H Operating Income Loss us-gaap/2024 Operating income 0
0000100517-25-000091 9 27 UN 0 H Interest Expense Nonoperating us-gaap/2024 Interest expense 1
0000100517-25-000091 9 28 UN 0 H Investment Income Interest us-gaap/2024 Interest income 0
0000100517-25-000091 9 29 UN 0 H Interest Costs Capitalized Adjustment us-gaap/2024 Interest capitalized 0
0000100517-25-000091 9 30 UN 0 H Unrealized Gain Loss On Investments us-gaap/2024 Unrealized losses on investments, net 0
0000100517-25-000091 9 31 UN 0 H Other Nonoperating Income Expense us-gaap/2024 Miscellaneous, net 0
0000100517-25-000091 9 32 UN 0 H Nonoperating Income Expense us-gaap/2024 Total nonoperating expense, net 0
0000100517-25-000091 9 33 UN 0 H Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest us-gaap/2024 Income (loss) before income taxes 0
0000100517-25-000091 9 34 UN 0 H Income Tax Expense Benefit us-gaap/2024 Income tax expense (benefit) 0
0000100517-25-000091 9 35 UN 0 H Net Income Loss us-gaap/2024 Net income (loss) 0
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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.