Condensed Consolidated Statements of Operations - American Airlines Group Inc. - USD ($) shares in Thousands, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024	Sep. 30, 2023
Operating revenues:
Total operating revenues	$ 13,647			$ 13,482			$ 40,551	$ 39,726
Operating expenses:
Aircraft fuel and related taxes	2,874			3,209			8,916	9,098
Salaries, wages and benefits	4,098			3,974			11,917	10,891
Regional expenses	1,264			1,168			3,733	3,463
Maintenance, materials and repairs	989			870			2,823	2,389
Other rent and landing fees	861			745			2,514	2,214
Aircraft rent	303			342			945	1,031
Selling expenses	468			430			1,331	1,357
Depreciation and amortization	479			487			1,424	1,456
Special items, net	554			949			625	962
Other	1,668			1,531			4,843	4,487
Total operating expenses	13,558			13,705			39,071	37,348
Operating income (loss)	89			(223)			1,480	2,378
Nonoperating income (expense):
Interest income	117			168			363	456
Interest expense, net	(480)			(537)			(1,464)	(1,626)
Other income (expense), net	18			(98)			(20)	(119)
Total nonoperating expense, net	(345)			(467)			(1,121)	(1,289)
Income (loss) before income taxes	(256)			(690)			359	1,089
Income tax provision (benefit)	(107)			(145)			103	286
Net income (loss)	$ (149)	$ 717	$ (312)	$ (545)	$ 1,338	$ 10	$ 256	$ 803
Earnings (loss) per common share:
Basic (in dollars per share)	$ (0.23)			$ (0.83)			$ 0.39	$ 1.23
Diluted (in dollars per share)	$ (0.23)			$ (0.83)			$ 0.39	$ 1.16
Weighted average shares outstanding (in thousands):
Basic (in shares)	657,424			654,119			656,745	653,241
Diluted (in shares)	657,424			654,119			658,775	719,956
Passenger
Operating revenues:
Total operating revenues	$ 12,523			$ 12,421			$ 37,184	$ 36,502
Cargo
Operating revenues:
Total operating revenues	202			193			584	613
Other
Operating revenues:
Total operating revenues	$ 922			$ 868			$ 2,783	$ 2,611