Debt - 10.75% Senior Secured Notes (Details) - American Airlines, Inc.	Sep. 25, 2020 USD ($)
10.75% Senior Secured Notes \| Senior Notes
Debt Instrument [Line Items]
Fixed interest rate per annum	10.75%
Debt instrument, alternative interest rate	0.1200
Covenant term, minimum unrestricted cash and cash equivalents	$ 2,000,000,000
10.75% Senior Secured Notes \| Senior Notes \| Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price percentage	100.00%
10.75% Senior Secured Notes \| Senior Notes \| Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Redemption price percentage	105.375%
10.75% Senior Secured Notes \| Senior Notes \| Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Redemption price percentage	101.00%
Senior Secured IP Notes 10.75% Due 2026 \| Payment in Kind (PIK) Note
Debt Instrument [Line Items]
Aggregate principal issued	$ 1,000,000,000
Debt instrument, conditional additional borrowing capacity	4,000,000,000
Senior Secured LGA/DCA Notes 10.75% \| Payment in Kind (PIK) Note
Debt Instrument [Line Items]
Aggregate principal issued	$ 200,000,000

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