Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Net income	$ 185	$ 159
Other comprehensive income (loss), net of tax:
Pension, retiree medical and other postretirement benefits	(16)	(16)
Investments	3	(2)
Total other comprehensive loss, net of tax	(13)	(18)
Total comprehensive income	172	141
American Airlines, Inc. [Member]
Net income	230	209
Other comprehensive income (loss), net of tax:
Pension, retiree medical and other postretirement benefits	(16)	(16)
Investments	3	(2)
Total other comprehensive loss, net of tax	(13)	(18)
Total comprehensive income	$ 217	$ 191