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Benefits, Amount Entity Information [Line Items] Entity Information [Line Items] Product and Service [Domain] Product and Service [Domain] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Other financing activities Proceeds from (Payments for) Other Financing Activities Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Total comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Pension Benefits Pension Plan [Member] Security Exchange Name Security Exchange Name Preferred Stock Purchase Rights Warrant [Member] Award Type Award Type [Axis] Corporate obligations Corporate Debt Securities [Member] Amounts reclassified from AOCI Reclassification out of Accumulated Other Comprehensive Income [Member] Repayments of debt Repayments of Debt Equipment purchase deposits Deposits on 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Lease, Liability, Current Total Shareholder Return Amount Total Shareholder Return Amount Common stock, shares issued (in shares) Common Stock, Shares, Issued Convertible debt, threshold consecutive trading days (in days) Debt Instrument, Convertible, Threshold Consecutive Trading Days Entity [Domain] Entity [Domain] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Line of credit facility, aggregate commitments Line of Credit Facility, Maximum Borrowing Capacity Regional operating special items, net Regional Carrier [Member] Payments on long-term debt and finance leases Repayments of Debt and Lease Obligation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Other Revolving Facility Other Revolving Facility [Member] Other Revolving Facility Cash Cash Debt Instrument [Line Items] Debt Instrument [Line Items] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized 10.75% Senior Secured Notes, IP Notes And 10.75% Senior Secured Notes, LGA/DCA Notes 10.75% Senior Secured Notes, IP Notes And 10.75% Senior Secured Notes, LGA/DCA Notes [Member] 10.75% Senior Secured Notes, IP Notes And 10.75% Senior Secured Notes, LGA/DCA Notes Class of Warrant or Right [Table] Class of Warrant or Right [Table] Less accumulated depreciation and amortization Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, Accumulated Depreciation and Amortization Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Diluted (in shares) Weighted average common shares outstanding (in thousands), diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Cargo Cargo and Freight [Member] Amortization of: Defined Benefit Plan, Amortization [Abstract] Defined Benefit Plan, Amortization [Abstract] Equipment Loans and Other Notes Payable Equipment Loans and Other Notes Payable [Member] Equipment Loans and Other Notes Payable [Member] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Net of tax AOCI Attributable to Parent, Net of Tax [Roll Forward] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Total stockholders’ deficit Beginning balance Ending balance Equity, Attributable to Parent Total Related Party [Member] Unrecognized net loss (gain) Defined Benefit Plan, Amortization of Gain (Loss) Litigation Case [Axis] Litigation Case [Axis] Interest expense, net Interest Expense, Nonoperating Equipment Loans and Other Notes Payable Issued in Current Year Equipment Loans and Other Notes Payable Issued in Current Year [Member] Equipment Loans and Other Notes Payable Issued in Current Year New Accounting Pronouncements or Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Sales of short-term investments Proceeds from Sale of Short-Term Investments Enhanced Equipment Trust Certificates (EETC) Enhanced Equipment Trust Certificate [Member] 10.75% Senior Secured Notes, IP Notes 10.75% Senior Secured Notes, IP Notes [Member] 10.75% Senior Secured Notes, IP Notes Total other comprehensive income, net of tax Other comprehensive income, net Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Recurring Fair Value, Recurring [Member] Movement In Contract With Customer, Liability [Roll Forward] Movement In Contract With Customer, Liability [Roll Forward] Movement In Contract With Customer, Liability [Roll Forward] Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Long-term debt, net of current maturities Long-Term Debt Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Document Fiscal Period Focus Document Fiscal Period Focus Loyalty revenue - travel Loyalty Program, Travel Redemptions [Member] Loyalty Program, Travel Redemptions [Member] All Executive Categories All Executive Categories [Member] 2013, 2014 and 2023 Credit Facilities 2013, 2014 and 2023 Credit Facilities [Member] 2013, 2014 and 2023 Credit Facilities Equity Securities Equity Securities [Member] 6.50% convertible senior notes Convertible Debt Securities [Member] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] ASSETS Assets [Abstract] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Finance leases converted to operating leases Other Significant Noncash Transaction, Finance Lease Conversion To Operating Lease Other Significant Noncash Transaction, Finance Lease Conversion To Operating Lease Restricted cash included in restricted cash and short-term investments Restricted Cash, Current Document Type Document Type Pension Benefits Adjustments, 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[Axis] Accounts payable AAG’s wholly-owned subsidiaries Accounts Payable, Current Operating revenues: Revenues [Abstract] Litigation reserve adjustments Gain (Loss) from Litigation Settlement American Airlines, Inc. American Airlines, Inc. [Member] American Airlines, Inc. Variable interest rate Long-Term Debt, Percentage Bearing Variable Interest, Percentage Rate Maintenance, materials and repairs Aircraft Maintenance, Materials, and Repairs Current Fiscal Year End Date Current Fiscal Year End Date Statistical Measurement [Axis] Statistical Measurement [Axis] PEO Name PEO Name Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount All Award Types Award Type [Domain] Name Outstanding Recovery, Individual Name Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Issuance of shares of AAG common stock pursuant to employee stock plans (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Airline Destinations [Axis] Airline Destination [Axis] Schedule of Anti-Dilutive Securities Excluded From Calculation of Diluted EPS Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] PSP1 Warrants and Treasury Loan Warrants Payroll Support Program One Warrants And Treasury Loan Warrant Agreement, CARES Act [Member] Payroll Support Program One Warrants And Treasury Loan Warrant Agreement, CARES Act Other operating special items, net Other Operating Special Charges, Net Other Operating Special Charges, Net Pension and postretirement benefits Liability, Defined Benefit Plan, Noncurrent Deferred tax asset Deferred Income Tax Assets, Net Non-PEO NEO Non-PEO NEO [Member] Additional Paid-in Capital Additional Paid-in Capital [Member] Award Timing Predetermined Award Timing Predetermined [Flag] Restricted short-term investments Restricted Short-Term Investments, Noncurrent Restricted Short-Term Investments, Noncurrent Subsequent Event Type [Domain] Subsequent Event Type [Domain] Employee Benefit Plans Retirement Benefits [Text Block] Investment, Name [Axis] Investment, Name [Axis] Prior service cost Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Diluted (in dollars per share) Diluted EPS (in dollars per share) Earnings Per Share, Diluted Class of Stock [Axis] Class of Stock [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Accumulated amortization of intangibles Finite-Lived Intangible Assets, Accumulated Amortization Name Measure Name State State and Local Jurisdiction [Member] Entity Interactive Data Current Entity Interactive Data Current Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Ownership [Axis] Ownership [Axis] Schedule of PSP Warrants Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block] Government Assistance, Type [Axis] Government Assistance, Type [Axis] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Income taxes paid Income Taxes Paid New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Payroll Support Program Promissory Note Three, CARES Act Payroll Support Program Promissory Note Three, CARES Act [Member] Payroll Support Program Promissory Note Three, CARES Act Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Special Items, Net Restructuring and Related Activities Disclosure [Text Block] Before tax AOCI Before Tax, Attributable To Parent [Roll Forward] AOCI Before Tax, Attributable To Parent [Roll Forward] 5.75% Senior Notes Senior Note 5.75% Matures 2029 [Member] Senior Note 5.75% Matures 2029 Selling expenses Selling and Marketing Expense Pension, Retiree Medical and Other Postretirement Benefits Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Income tax benefit Income Tax Expense (Benefit) Interest cost Defined Benefit Plan, Interest Cost Nonoperating income (expense): Nonoperating Income (Expense) [Abstract] Operating loss carryforwards and other carryforwards, not subject to expiration Operating Loss Carryforwards And Other Carryforwards, Not Subject to Expiration Operating Loss Carryforwards And Other Carryforwards, Not Subject to Expiration Interest rate Debt Instrument, Interest Rate, Stated Percentage Short-term investments Debt Securities, Available-for-Sale, Current Net settlement of cash of warrant exercise Payments For Net Settlement Of Warrant Exercise Payments For Net Settlement Of Warrant Exercise Schedule of Investments [Line Items] Schedule of Investments [Line Items] Supplemental information: Supplemental Cash Flow Information [Abstract] Carrying value, fair value method investments Equity Securities, FV-NI Total operating revenues Total passenger revenue 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10b5-1 Arrangement Terminated [Flag] All Adjustments to Compensation All Adjustments to Compensation [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Accrued salaries and wages Employee-related Liabilities, Current Aircraft fuel, spare parts and supplies, net Airline Related Inventory, Net Pacific Pacific Destination [Member] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Revenue recognition term (in months) Revenue, Performance Obligation, Payment Term Revenue, Performance Obligation, Payment Term Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Interest income Investment Income, Interest Legal Entity [Axis] Legal Entity [Axis] Current maturities of long-term 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Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Operating loss carryforwards and other carryforwards, subject to expiration Operating Loss Carryforwards And Other Carryforwards, Subject To Expiration Operating Loss Carryforwards And Other Carryforwards, Subject To Expiration Operating leases converted to finance leases Other Significant Noncash Transaction, Operating Lease Conversion To Finance Lease Other Significant Noncash Transaction, Operating Lease Conversion To Finance Lease Total long-term debt Long-Term Debt, Gross Exercise Price Award Exercise Price Prior service cost Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member] Special items, net Restructuring And Other Expense (Income), Mainline Restructuring And Other Expense (Income), Mainline Loss Per Common Share Earnings Per Share [Text Block] Arrangement Duration Trading Arrangement Duration Subsequent Event Subsequent Event [Member] NOL carryforwards Operating Loss Carryforwards Operating expenses: Costs and Expenses [Abstract] Stockholder’s equity Equity, Attributable to Parent [Abstract] Federal Domestic Tax Jurisdiction [Member] Total Investments Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Net current-period other comprehensive income (loss) Other Comprehensive Income (Loss), Tax Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] All Individuals All Individuals [Member] Basis of Presentation Basis of Presentation and Significant Accounting Policies [Text Block] PEO PEO [Member] Variable Rate [Axis] Variable Rate [Axis] Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Entities [Table] Entities [Table] Name Trading Arrangement, Individual Name Other investments Other Investments Other expense, net Other Nonoperating Income (Expense) 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Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Related Party [Domain] Related and Nonrelated Parties [Domain] Total noncurrent liabilities Liabilities, Noncurrent Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Long-term Purchase Commitment [Line Items] Long-Term Purchase Commitment [Line Items] Local Phone Number Local Phone Number Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] 6.50% Senior Notes Senior Notes 6.50% Due 2025 [Member] Senior Notes 6.50% Due 2025 Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Line Items] AAdvantage Term Loan Facility, Second Amendment AAdvantage Term Loan Facility, Second Amendment [Member] AAdvantage Term Loan Facility, Second Amendment Noncurrent liabilities Liabilities, Noncurrent [Abstract] SOFR Secured 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Description [Text Block] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount 2023 Revolving Facility Credit Facility 2023 [Member] Credit Facility 2023 Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Equity Component [Domain] Equity Component [Domain] Financial Instrument [Axis] Financial Instrument [Axis] Less: Current maturities Long-Term Debt, Current Maturities AAG Other Receivables, Gross, Current Actuarial loss Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Share-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Entity Shell Company Entity Shell Company Measurement Basis [Axis] Measurement Basis [Axis] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Title Trading Arrangement, Individual Title 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Assets, Current 7.25% Senior Notes 7.25% Senior Secured Notes Due 2028 [Member] 7.25% Senior Secured Notes Due 2028 Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Scheduled quarterly principal amortization amount, percentage of principal amount of loans outstanding Debt Instrument, Scheduled Quarterly Principal Amortization, Percentage Of Principal Of Loans Outstanding Debt Instrument, Scheduled Quarterly Principal Amortization, Percentage Of Principal Of Loans Outstanding Senior Notes Senior Notes [Member] 5.50% Senior Notes Senior Note 5.50% Matures 2026 [Member] Senior Note 5.50% Matures 2026 Total Line of Credit Facility, Remaining Borrowing Capacity China Southern Airlines China Southern Airlines Company Limited [Member] China Southern Airlines [Member] Document Information [Line Items] Document Information [Line Items] Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Defined benefit plan, contributed amount 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[Line Items] Related Party Transaction [Line Items] Treasury Loan Warrants Treasury Loan Warrant Agreement, CARES Act [Member] Treasury Loan Warrant Agreement, CARES Act Devon E. May [Member] Devon E. May Schedule of Long-Term Debt Schedule of Debt [Table Text Block] Mark-to-market adjustments on equity investments, net Equity Securities, FV-NI, Unrealized Gain (Loss) Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Equity Awards Adjustments Equity Awards Adjustments [Member] Exercises in period (in shares) Class Of Warrant Or Right, Exercises In Period Class Of Warrant Or Right, Exercises In Period Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Contract term (in years) Revenue, Performance Obligation, Term Revenue, Performance Obligation, Term Underlying Securities Award Underlying Securities Amount Credit Facility [Axis] Credit Facility [Axis] Amendment Flag Amendment Flag Carrying Value Reported Value Measurement [Member] Long-term debt, fair value Long-term debt, including current maturities Long-Term Debt, Fair Value Entity Registrant Name Entity Registrant Name Air traffic liability Air Traffic [Member] Air Traffic [Member] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Other carryforwards Other Carryforwards Other Carryforwards Fair Value as of Grant Date Award Grant Date Fair Value Level 2 Fair Value, Inputs, Level 2 [Member] Debt Debt Disclosure [Text Block] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Passenger travel Passenger Travel [Member] Passenger Travel [Member] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Aggregate principal amount Debt Instrument, Face Amount Schedule of Revenue Disaggregation of Revenue [Table Text Block] Number of private party plaintiffs who filed putative class action Number Of Private Party Plaintiffs Who Filed Putative Class Action Number Of Private Party Plaintiffs Who Filed Putative Class Action Floor interest rate Debt Instrument, Basis Spread On Variable Rate, Floor Interest Rate Debt Instrument, Basis Spread On Variable Rate, Floor Interest Rate Entity Address, Postal Zip Code Entity Address, Postal Zip Code Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Restatement Determination Date: Restatement Determination Date [Axis] Title of 12(b) Security Title of 12(b) Security Long-term Purchase Commitment [Table] Long-Term Purchase Commitment [Table] Common stock, $0.01 par value; 1,750,000,000 shares authorized, 659,481,003 shares issued and outstanding at March 31, 2025; 657,566,166 shares issued and outstanding at December 31, 2024 Common stock, $1.00 par value; 1,000 shares authorized, issued and outstanding Common Stock, Value, Issued Beginning balance, tax Ending balance, tax AOCI Tax, Attributable to Parent Schedule of Equity Investments [Table] Schedule of Investments [Table] Other investing activities Payments for (Proceeds from) Other Investing Activities Long-term investments Equity Securities, FV-NI, Noncurrent Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Amounts reclassified from AOCI Reclassification from AOCI, Current Period, Tax Convertible debt, threshold trading days (in days) Debt Instrument, Convertible, Threshold Trading Days Number of additional putative class action lawsuits Number Of Additional Putative Class Action Lawsuits Number Of Additional Putative Class Action Lawsuits Debt refinancing and extinguishment Debt Refinancing, Debt Extinguishment And Other Expense Debt Refinancing, Debt Extinguishment And Other Expense Schedule of Equity Investment Ownership Interests and Carrying Values Investment [Table Text Block] Beginning balance, before tax Ending balance, before tax AOCI before Tax, Attributable to Parent Aircraft, engines and related rotable parts Aircraft, Engines and Related Rotable Parts Member Aircraft, Engines and Related Rotable Parts Member Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Estimated Useful Life Property, Plant and Equipment, Useful Life Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Fair Value Measurement [Domain] Fair Value Measurement [Domain] Basic (in dollars per share) Basic EPS (in dollars per share) Earnings Per Share, Basic Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Total property and equipment, net Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization Ownership [Domain] Ownership [Domain] Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Operating Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Total current liabilities Liabilities, Current Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Weighted average shares outstanding (in thousands): Weighted Average Number of Shares Outstanding, Diluted [Abstract] Total assets Assets Aircraft rent Aircraft Rental Amount outstanding Long-Term Line of Credit Schedule of Assets Measured at Fair Value on Recurring Basis Fair Value, Assets Measured on Recurring Basis [Table Text Block] Other liabilities Other Liabilities, Noncurrent Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Commitments and contingencies Commitments and Contingencies Regional Expenses Regional Operating Expenses [Text Block] Regional Operating Expenses [Text Block] Domestic Domestic Destination [Member] Regional Expenses [Table] Regional Expenses [Table] Regional Expenses [Table] Termination Date Trading Arrangement Termination Date Schedule of Related Party Transactions, by Related Party [Table] Related Party Transaction [Table] Exercise price of warrants (in dollars per share) Class of Warrant or Right, Exercise Price of Warrants or Rights Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Conversion terms, percentage sales price exceeds conversion price Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger Entity Address, City or Town Entity Address, City or Town Proceeds from issuance of long-term debt Proceeds from Issuance of Long-Term Debt Ground property and equipment Ground Property and Equipment, Gross The gross amount of long-lived, depreciable ground property and equipment. Debt Instrument [Axis] Debt Instrument [Axis] Schedule of Carrying Value and Estimated Fair Value of Long-Term Debt, Including Current Maturities Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block] Net loss Net loss Total reclassifications for the period, net of tax Net (loss) income Net Income (Loss) Attributable to Parent Trading Arrangement: Trading Arrangement [Axis] Investments, Debt and Equity Securities [Abstract] Restricted cash and short-term investments Restricted Cash and Cash Equivalents and Short-Term Investments, Fair Value Disclosure Restricted Cash and Cash Equivalents and Short-Term Investments, Fair Value Disclosure Modification of share-based awards Adjustments To Additional Paid In Capital, Modification Of Share-Based Awards Adjustments To Additional Paid In Capital, Modification Of Share-Based Awards Accumulated Other Comprehensive Loss Comprehensive Income (Loss) Note [Text Block] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Operating property and equipment Property, Plant and Equipment, Net [Abstract] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Flight equipment Flight Equipment, Gross Entity File Number Entity File Number Revenue Recognition Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Republic Airways Holdings, Inc. Republic Airways Holdings, Inc. [Member] Republic Airways Holdings, Inc. [Member] Revenue from External Customers by Products and Services [Table] Segment Reporting, Revenue from External Customer, Product and Service [Table] Government Assistance, Type [Domain] Government Assistance, Type [Domain] Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Revenue from External Customer [Line Items] Revenue from External Customer [Line Items] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Latin America Latin America Destination [Member] Severance expenses Severance Costs Total Assets, Fair Value Disclosure Other accrued liabilities Other Accrued Liabilities, Current Name Forgone Recovery, Individual Name Document Period End Date Document Period End Date 8.50% Senior Notes 8.50% Senior Secured Notes Due 2029 [Member] 8.50% Senior Secured Notes Due 2029 Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Base Rate Base Rate [Member] Asset Class [Axis] Asset Class [Axis] Insider Trading Arrangements [Line Items] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Recognition of revenue Recognition of revenue Contract with Customer, Liability, Revenue Recognized Decrease in restricted short-term investments Increase (Decrease) of Restricted Investments Adjustment to Compensation: Adjustment to Compensation [Axis] Prepaid expenses and other Prepaid Expense and Other Assets, Current Document Transition Report Document Transition Report 2014 Revolving Facility Credit Facility 2014 [Member] Credit Facility 2014 [Member] Document Quarterly Report Document Quarterly Report Payroll Support Program Promissory Note One, CARES Act Payroll Support Program Promissory Note One, CARES Act [Member] Payroll Support Program Promissory Note One, CARES Act Litigation Case [Domain] Litigation Case [Domain] Pension, retiree medical and other postretirement benefits Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Current Reporting Status Entity Current Reporting Status Retained Deficit Retained Earnings [Member] AAdvantage Term Loan Facility AAdvantage Term Loan Facility [Member] AAdvantage Term Loan Facility Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Debt instrument, basis spread on variable rate, interest rate margin Debt Instrument, Basis Spread On Variable Rate, Interest Rate Margin Debt Instrument, Basis Spread On Variable Rate, Interest Rate Margin Related Party [Axis] Related and Nonrelated Parties [Axis] Basic (in shares) Weighted average common shares outstanding (in thousands), basic (in shares) Weighted Average Number of Shares Outstanding, Basic Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Regional expenses Airline, Capacity Purchase Arrangements Document Information [Table] Document Information [Table] Restricted stock unit awards Restricted Stock Units (RSUs) [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Executive Category: Executive Category [Axis] 2013 Revolving Facility Credit Facility 2013 [Member] Credit Facility 2013 Name Awards Close in Time to MNPI Disclosures, Individual Name Income Taxes [Line Items] Income Taxes [Line Items] Income Taxes [Line Items] Entity Filer Category Entity Filer Category Amounts reclassified from AOCI Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Company Selected Measure Name Company Selected Measure Name Other revenue Other Revenue [Member] Other Revenue [Member]