Consolidated Statements of Stockholders' Equity - American Airlines, Inc. - USD ($) $ in Millions	Total	American Airlines, Inc.	Common Stock	Common Stock American Airlines, Inc.	Additional Paid-in Capital	Additional Paid-in Capital American Airlines, Inc.	Accumulated Other Comprehensive Loss	Accumulated Other Comprehensive Loss American Airlines, Inc.	Retained Deficit	Retained Deficit American Airlines, Inc.
Beginning Balance at Dec. 31, 2021	$ (7,340)	$ 3,826	$ 6	$ 0	$ 7,234	$ 17,152	$ (5,942)	$ (6,041)	$ (8,638)	$ (7,285)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	127	338							127	338
Other comprehensive income (loss), net	1,357	1,351					1,357	1,351
Share-based compensation expense	78	75			78	75
Intercompany equity transfer		3			3
Ending Balance at Dec. 31, 2022	(5,799)	5,593	6	0	7,291	17,230	(4,585)	(4,690)	(8,511)	(6,947)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	822	1,188							822	1,188
Other comprehensive income (loss), net	(309)	(309)					(309)	(309)
Share-based compensation expense	102	97			102	97
Intercompany equity transfer		8				8
Ending Balance at Dec. 31, 2023	(5,202)	6,577	7	0	7,374	17,335	(4,894)	(4,999)	(7,689)	(5,759)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	846	1,262							846	1,262
Other comprehensive income (loss), net	329	322					329	322
Share-based compensation expense	92	89			92	89
Modification of share-based awards	(20)	(20)			(20)	(20)
Intercompany equity transfer		4				4
Ending Balance at Dec. 31, 2024	$ (3,977)	$ 8,234	$ 7	$ 0	$ 7,424	$ 17,408	$ (4,565)	$ (4,677)	$ (6,843)	$ (4,497)