Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Current assets
Cash	$ 1,259	$ 1,140
Short-term investments	8,405	8,111
Restricted cash and short-term investments	947	1,035
Accounts receivable, net	2,008	1,560
Aircraft fuel, spare parts and supplies, net	1,052	1,012
Prepaid expenses and other	1,522	1,465
Total current assets	15,193	14,323
Operating property and equipment
Flight equipment	24,687	23,730
Ground property and equipment	5,663	5,585
Equipment purchase deposits	1,045	1,077
Total property and equipment, at cost	31,395	30,392
Less accumulated depreciation and amortization	(11,451)	(11,133)
Total property and equipment, net	19,944	19,259
Other assets
Goodwill	4,089	4,086
Intangibles, net of accumulated amortization	2,319	2,311
Other assets	2,192	2,299
Total other assets	8,600	8,696
Total assets	43,737	42,278
Current liabilities
Current maturities of long-term debt and capital leases	1,441	1,446
Accounts payable	1,646	1,368
Accrued salaries and wages	908	1,143
Air traffic liability	5,686	4,380
Frequent flyer liability	2,951	3,005
Payable to affiliates	0	0
Accrued liabilities	2,447	2,464
Total current liabilities	15,079	13,806
Other Liabilities and Credits
Long-term debt and capital leases, net of current maturities	15,244	15,353
Pension and postretirement benefits	5,766	5,828
Deferred gains and credits, net	990	935
Mandatorily convertible preferred stock and other bankruptcy settlement obligations	2,322	5,928
Other liabilities	3,241	3,159
Total noncurrent liabilities	27,563	31,203
Commitments and contingencies
Stockholders’ Equity (Deficit)
Common stock	6	5
Additional paid-in capital	14,040	10,592
Accumulated other comprehensive loss	(2,135)	(2,032)
Accumulated deficit	(10,816)	(11,296)
Total stockholders' equity (deficit)	1,095	(2,731)
Total Liabilities and Stockholders’ Equity (Deficit)	43,737	42,278
AA [Member]
Current assets
Cash	983	829
Short-term investments	4,979	5,162
Restricted cash and short-term investments	699	702
Accounts receivable, net	1,521	1,186
Aircraft fuel, spare parts and supplies, net	664	620
Prepaid expenses and other	606	702
Total current assets	9,452	9,201
Operating property and equipment
Flight equipment	19,182	18,534
Ground property and equipment	5,057	5,002
Equipment purchase deposits	829	847
Total property and equipment, at cost	25,068	24,383
Less accumulated depreciation and amortization	(11,140)	(10,914)
Total property and equipment, net	13,928	13,469
Other assets
Goodwill	0	0
Intangibles, net of accumulated amortization	844	812
Other assets	2,016	2,130
Total other assets	2,860	2,942
Total assets	26,240	25,612
Current liabilities
Current maturities of long-term debt and capital leases	951	957
Accounts payable	1,230	1,013
Accrued salaries and wages	533	659
Air traffic liability	3,808	3,145
Frequent flyer liability	1,761	1,760
Payable to affiliates	2,843	2,807
Accrued liabilities	1,439	1,578
Total current liabilities	12,565	11,919
Other Liabilities and Credits
Long-term debt and capital leases, net of current maturities	9,590	9,852
Pension and postretirement benefits	5,631	5,693
Deferred gains and credits, net	285	278
Mandatorily convertible preferred stock and other bankruptcy settlement obligations	2,242	5,424
Other liabilities	2,168	2,106
Total noncurrent liabilities	19,916	23,353
Stockholders’ Equity (Deficit)
Common stock	0	0
Additional paid-in capital	8,481	5,361
Accumulated other comprehensive loss	(2,254)	(2,152)
Accumulated deficit	(12,468)	(12,869)
Total stockholders' equity (deficit)	(6,241)	(9,660)
Total Liabilities and Stockholders’ Equity (Deficit)	$ 26,240	$ 25,612