Condensed Consolidated Statements of Comprehensive Income (Loss) - American Airlines Group Inc. - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 476	$ (1,635)	$ 19	$ (1,250)	$ (1,159)	$ (1,231)
Other comprehensive income (loss), net of tax:
Pension, retiree medical and other postretirement benefits	28		39		56	106
Investments	(2)		0		(4)	0
Total other comprehensive income, net of tax	26	$ 26	39	$ 67	52	106
Total comprehensive income (loss)	$ 502		$ 58		$ (1,107)	$ (1,125)