Condensed Consolidated Balance Sheets - American Airlines Group Inc. - USD ($) $ in Millions	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Current assets
Cash	$ 834			$ 578	$ 577
Short-term investments	7,638			7,000
Restricted cash and short-term investments	752			910
Accounts receivable, net	1,820			2,026
Aircraft fuel, spare parts and supplies, net	2,582			2,400
Prepaid expenses and other	830			658
Total current assets	14,456			13,572
Operating property and equipment
Flight equipment	43,110			41,794
Ground property and equipment	10,105			10,307
Equipment purchase deposits	1,098			760
Total property and equipment, at cost	54,313			52,861
Less accumulated depreciation and amortization	(23,467)			(22,097)
Total property and equipment, net	30,846			30,764
Operating lease right-of-use assets	7,709			7,939
Other assets
Goodwill	4,091			4,091
Intangibles, net of accumulated amortization of $839 and $834, respectively	2,046			2,051
Deferred tax asset	2,768			2,888
Other assets	1,612			1,753
Total other assets	10,517			10,783
Total assets	63,528			63,058
Current liabilities
Current maturities of long-term debt and finance leases	5,384			3,632
Accounts payable	2,623			2,353
Accrued salaries and wages	2,484			2,377
Operating lease liabilities	1,173			1,309
Other accrued liabilities	2,733			2,738
Total current liabilities	25,532			22,062
Noncurrent liabilities
Long-term debt and finance leases, net of current maturities	26,268			29,270
Pension and postretirement benefits	2,568			3,044
Loyalty program liability	6,035			5,874
Operating lease liabilities	6,348			6,452
Other liabilities	1,631			1,558
Total noncurrent liabilities	42,850			46,198
Commitments and contingencies
Stockholder’s equity
Common stock, $0.01 par value; 1,750,000,000 shares authorized, 657,102,842 shares issued and outstanding at September 30, 2024; 654,273,192 shares issued and outstanding at December 31, 2023	7			7
Additional paid-in capital	7,407			7,374
Accumulated other comprehensive loss	(4,835)			(4,894)
Retained deficit	(7,433)			(7,689)
Total stockholders’ deficit	(4,854)	$ (4,746)	$ (5,500)	(5,202)	$ (5,136)	$ (4,385)	$ (5,771)	$ (5,799)
Total liabilities and stockholders’ equity (deficit)	63,528			63,058
Air traffic liability
Current liabilities
Deferred revenue, current	7,551			6,200
Loyalty program liability
Current liabilities
Deferred revenue, current	$ 3,584			$ 3,453