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Debt - Narrative (Details) $ in Millions |  | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jun. 04, 2024 USD ($) | Jun. 30, 2024 USD ($) day | Jun. 04, 2029 USD ($) | Jun. 03, 2024 USD ($) | Mar. 31, 2024 USD ($)
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 | day |  | 20 |  |  |
Convertible debt, threshold consecutive trading days | day |  | 30 |  |  |
Conversion ratio |  | 0.0617284 |  |  |
2023 Term Loan Facility | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 1.50% |  |  |  |
2023 Term Loan Facility | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
2023 Term Loan Facility | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
2023 Term Loan Facility | American Airlines, Inc. | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 1.50% |  |  |  |
2023 Term Loan Facility | American Airlines, Inc. | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
2023 Term Loan Facility | American Airlines, Inc. | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Equipment Loans and Other Notes Payable Issued in Current Year | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Proceeds from secured notes payable |  | $ 530 |  |  |
Equipment Loans and Other Notes Payable Issued in Current Year | Secured Debt | American Airlines, Inc. | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Average interest rate |  | 6.92% |  |  |
Revolving Credit Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | $ 3,287 |  |  |
Revolving Credit Facility | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 3,287 |  |  |
Revolving Credit Facility | Other Revolving Facility | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments |  |  |  |  | $ 350
Revolving Credit Facility | Other Revolving Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Amount drawn |  | 0 |  |  |
Revolving Credit Facility | Cargo Receivable Facility | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 47 |  |  |
Revolving Credit Facility | 2013, 2014 and 2023 Credit Facilities | Forecast | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  |  | $ 2,900 |  |
Revolving Credit Facility | 2013 Revolving Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 500 |  |  |
Revolving Credit Facility | 2013 Revolving Facility | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | Base Rate | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | Base Rate | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.25% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | Base Rate | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | SOFR | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.25% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | SOFR | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.50% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 500 |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.25% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.00% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.25% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.50% |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | $ 500 |  |  |  |
Revolving Credit Facility | 2013 Revolving Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | $ 500 |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 1,500 |  |  |
Revolving Credit Facility | 2014 Revolving Facility | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | Base Rate | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | Base Rate | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.25% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | Base Rate | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | SOFR | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.25% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | SOFR | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.50% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 1,500 |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.25% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.00% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.25% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.50% |  |  |  |
Revolving Credit Facility | 2014 Revolving Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | $ 1,500 |  |  |  |
Minimum liquidity | 2,000 |  |  | $ 2,200 |
Restricted payments liquidity requirement | 4,000 |  |  | 4,200 |
Revolving Credit Facility | 2014 Revolving Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 1,500 |  |  |  |
Minimum liquidity | 2,000 |  |  | 2,200 |
Restricted payments liquidity requirement | $ 4,000 |  |  | 4,200 |
Revolving Credit Facility | 2023 Revolving Facility |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | 890 |  |  |
Revolving Credit Facility | 2023 Revolving Facility | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | Base Rate | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | Base Rate | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.25% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | Base Rate | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | SOFR | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.25% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | SOFR | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.50% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, available borrowing capacity |  | $ 890 |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | Base Rate |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 1.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.25% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | Base Rate | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 2.50% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | SOFR |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate | 0.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin One |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.00% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin Two |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.25% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | American Airlines, Inc. | SOFR | Interest Rate Margin Three |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, basis spread on variable rate, interest rate margin | 3.50% |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | $ 890 |  |  |  |
Revolving Credit Facility | 2023 Revolving Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 890 |  |  |  |
Letter of Credit | 2013 Revolving Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 100 |  |  |  |
Letter of Credit | 2013 Revolving Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 100 |  |  |  |
Letter of Credit | 2014 Revolving Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 200 |  |  |  |
Letter of Credit | 2014 Revolving Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 200 |  |  |  |
Term Loan | 2023 Term Loan Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments |  |  |  | 1,100 |
Term Loan | 2023 Term Loan Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments |  |  |  | $ 1,100 |
Term Loan | 2023 Term Loan Facility | Secured Debt |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | 1,100 |  |  |  |
Term Loan | 2023 Term Loan Facility | Secured Debt | American Airlines, Inc. |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Line of credit facility, aggregate commitments | $ 1,100 |  |  |  |

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- Definition Ratio applied to the conversion of debt instrument into equity with equity shares divided by debt principal amount. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(a)(5)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-3 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-7 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-6 + Details
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