Condensed Consolidated Statements of Comprehensive Income (Loss) - American Airlines Group Inc. - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 1,338	$ 10	$ 476	$ (1,635)	$ 1,348	$ (1,159)
Other comprehensive income (loss), net of tax:
Pension, retiree medical and other postretirement benefits	17		28		34	56
Investments	0		(2)		1	(4)
Total other comprehensive income, net of tax	17	$ 18	26	$ 26	35	52
Total comprehensive income (loss)	$ 1,355		$ 502		$ 1,383	$ (1,107)