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Debt - 10.75% Senior Secured Notes (Details) - American Airlines, Inc. - USD ($) $ in Millions	1 Months Ended
	Oct. 31, 2025	Feb. 28, 2025	Sep. 25, 2020
10.75% Senior Secured Notes \| Senior Notes
Debt Instrument [Line Items]
Fixed interest rate per annum			10.75%
Repayments of debt		$ 308
Redemption of debt	$ 629
Senior Secured IP Notes 10.75% Due 2026 \| Payment in Kind (PIK) Note
Debt Instrument [Line Items]
Aggregate principal issued			$ 1,000
Senior Secured LGA/DCA Notes 10.75% \| Payment in Kind (PIK) Note
Debt Instrument [Line Items]
Aggregate principal issued			$ 200