Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Operating revenues:
Passenger	$ 9,480	$ 8,997
Cargo	227	191
Other	694	632
Total operating revenues	10,401	9,820
Operating expenses:
Aircraft fuel and related taxes	1,763	1,402
Salaries, wages and benefits	3,017	2,859
Regional expenses	1,698	1,573
Maintenance, materials and repairs	469	492
Other rent and landing fees	462	440
Aircraft rent	304	295
Selling expenses	356	318
Depreciation and amortization	445	405
Special items, net	195	119
Other	1,261	1,180
Total operating expenses	9,970	9,083
Operating income	431	737
Nonoperating income (expense):
Interest income	25	21
Interest expense, net	(265)	(257)
Other income, net	82	34
Total nonoperating expense, net	(158)	(202)
Income before income taxes	273	535
Income tax provision	87	195
Net income	$ 186	$ 340
Earnings per common share:
Basic (in dollars per share)	$ 0.39	$ 0.67
Diluted (in dollars per share)	$ 0.39	$ 0.67
Weighted average shares outstanding (in thousands):
Basic (in shares)	472,297	503,902
Diluted (in shares)	474,598	507,797
Cash dividends declared per common share (in dollars per share)	$ 0.1	$ 0.1
American Airlines, Inc. [Member]
Operating revenues:
Passenger	$ 9,480	$ 8,997
Cargo	227	191
Other	691	629
Total operating revenues	10,398	9,817
Operating expenses:
Aircraft fuel and related taxes	1,763	1,402
Salaries, wages and benefits	3,014	2,857
Regional expenses	1,682	1,569
Maintenance, materials and repairs	469	492
Other rent and landing fees	462	440
Aircraft rent	304	295
Selling expenses	356	318
Depreciation and amortization	445	405
Special items, net	195	119
Other	1,261	1,180
Total operating expenses	9,951	9,077
Operating income	447	740
Nonoperating income (expense):
Interest income	73	49
Interest expense, net	(253)	(241)
Other income, net	82	33
Total nonoperating expense, net	(98)	(159)
Income before income taxes	349	581
Income tax provision	113	212
Net income	$ 236	$ 369