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v3.25.1

Debt - Narrative (Details) $ / shares in Units, $ in Millions |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Mar. 27, 2025 day $ / shares | Mar. 24, 2025 USD ($) | Mar. 31, 2025 USD ($) day | Dec. 31, 2024 USD ($)
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 29,185 | $ 30,118
Secured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | 24,439 | 25,372
Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | 24,439 | 25,372
AAdvantage Term Loan Facility | Secured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | 2,275 | 2,450
AAdvantage Term Loan Facility | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  | $ 2,300 | $ 2,275 | 2,450
AAdvantage Term Loan Facility, Second Amendment | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Aggregate principal amount |  | $ 2,300 |  |
Scheduled quarterly principal amortization amount, percentage of principal amount of loans outstanding |  | 0.25% |  |
Quarterly principal amortization payable |  | $ 6 |  |
AAdvantage Term Loan Facility, Second Amendment | Secured Debt | American Airlines, Inc. | Base Rate |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Floor interest rate |  | 0.00% |  |
Debt instrument, basis spread on variable rate, interest rate margin |  | 1.25% |  |
AAdvantage Term Loan Facility, Second Amendment | Secured Debt | American Airlines, Inc. | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Floor interest rate |  | 0.00% |  |
Debt instrument, basis spread on variable rate, interest rate margin |  | 2.25% |  |
6.50% Senior Notes | Senior Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Interest rate |  |  | 6.50% |
Conversion terms, percentage sales price exceeds conversion price |  |  | 130.00% |
Convertible debt, threshold trading days (in days) | day | 20 |  | 20 |
Convertible debt, threshold consecutive trading days (in days) | day |  |  | 30 |
Conversion ratio |  |  | 0.0617284 |
Conversion of common stock (in dollars per share) | $ / shares | $ 22.00 |  |  |
Equipment Loans and Other Notes Payable Issued in Current Year | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Proceeds from secured notes payable |  |  | $ 368 |
Average interest rate |  |  | 6.15% |
Equipment Loans and Other Notes Payable Issued in Current Year | Secured Debt | American Airlines, Inc. | SOFR |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Average interest rate |  |  | 6.15% |
10.75% Senior Secured Notes, IP Notes And 10.75% Senior Secured Notes, LGA/DCA Notes | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Repayments of debt |  |  | $ 308 |
10.75% Senior Secured Notes, IP Notes | Secured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 524 | 781
Interest rate |  |  | 10.75% |
10.75% Senior Secured Notes, IP Notes | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 524 | 781
Interest rate |  |  | 10.75% |
10.75% Senior Secured Notes, LGA/DCA Notes | Secured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 105 | 156
Interest rate |  |  | 10.75% |
10.75% Senior Secured Notes, LGA/DCA Notes | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 105 | 156
Interest rate |  |  | 10.75% |
Enhanced Equipment Trust Certificates (EETC) | Secured Debt |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 6,894 | 7,271
Average interest rate |  |  | 3.80% |
Enhanced Equipment Trust Certificates (EETC) | Secured Debt | American Airlines, Inc. |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Total long-term debt |  |  | $ 6,894 | $ 7,271
Average interest rate |  |  | 3.80% |
Repayments of debt |  |  | $ 144 |

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