Debt - Schedule of Maturities of Long-Term Debt (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Maturities of Long-term Debt [Abstract]
2021	$ 2,751
2022	2,424
2023	4,164
2024	4,403
2025	7,924
2026 and thereafter	11,104
Total	32,770	$ 23,856
American Airlines, Inc.
Maturities of Long-term Debt [Abstract]
2021	2,749
2022	1,672
2023	4,162
2024	4,401
2025	6,421
2026 and thereafter	9,326
Total	$ 28,731

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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