Condensed Consolidated Statements of Comprehensive Income (Loss) - American Airlines Group Inc. - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 10	$ (1,635)
Other comprehensive income (loss), net of tax:
Pension, retiree medical and other postretirement benefits	17	28
Investments	1	(2)
Total other comprehensive income, net of tax	18	26
Total comprehensive income (loss)	$ 28	$ (1,609)