Debt - EETCs - Certain Information (Details) - American Airlines, Inc. - Enhanced Equipment Trust Certificates (EETC)	Dec. 31, 2021 USD ($)
2021-1 EETC - Series A
Debt Instrument [Line Items]
Aggregate principal issued	$ 758,000,000
Remaining escrowed proceeds	$ 684,000,000
Fixed interest rate per annum	2.875%
2021-1 EETC - Series B
Debt Instrument [Line Items]
Aggregate principal issued	$ 202,000,000
Remaining escrowed proceeds	$ 182,000,000
Fixed interest rate per annum	3.95%

Face (par) amount of debt instrument at time of issuance.

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