Condensed Consolidated Balance Sheets - American Airlines Group Inc. (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Accumulated amortization of intangibles	$ 795	$ 786
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	1,750,000,000	1,750,000,000
Common stock, shares issued (in shares)	649,497,768	647,727,595
Common stock, shares outstanding (in shares)	649,497,768	647,727,595

Face amount or stated value per share of common stock.

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