Financial Information for Subsidiary Guarantors and Non-guarantor Subsidiaries - Condensed Consolidating Statement of Operations (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Operating revenues:
Mainline passenger	$ 7,655	$ 8,213	$ 14,644	$ 15,471
Regional passenger	1,759	1,707	3,211	3,114
Cargo	194	221	388	428
Other	1,219	1,214	2,411	2,338
Total operating revenues	10,827	11,355	20,654	21,351
Operating expenses:
Aircraft fuel and related taxes	1,774	2,830	3,318	5,541
Salaries, wages and benefits	2,364	2,163	4,737	4,282
Regional expenses	1,557	1,657	3,019	3,251
Maintenance, materials and repairs	502	514	995	999
Other rent and landing fees	451	441	859	866
Aircraft rent	316	312	633	631
Selling expenses	350	402	686	804
Depreciation and amortization	340	319	676	626
Special items, net	144	251	447	114
Other	1,108	1,067	2,147	2,108
Total operating expenses	8,906	9,956	17,517	19,222
Operating income (loss)	1,921	1,399	3,137	2,129
Nonoperating income (expense):
Interest income	10	8	19	15
Interest expense, net	(223)	(214)	(432)	(457)
Other, net	11	11	(62)	9
Total nonoperating expense, net	(202)	(195)	(475)	(433)
Income (loss) before income taxes	1,719	1,204	2,662	1,696
Income tax provision	15	340	26	353
Net income (loss)	1,704	864	2,636	1,343
Eliminations and Reclassifications [Member]
Operating revenues:
Other	(783)	(775)	(1,523)	(1,539)
Total operating revenues	(783)	(775)	(1,523)	(1,539)
Operating expenses:
Salaries, wages and benefits	(195)	(193)	(386)	(388)
Regional expenses	(23)	(14)	(55)	(7)
Maintenance, materials and repairs	(87)	(80)	(161)	(165)
Other rent and landing fees	(11)	(7)	(20)	(15)
Aircraft rent	(37)	(26)	(68)	(47)
Depreciation and amortization	(11)	(11)	(22)	(23)
Special items, net			(4)	(3)
Other	(420)	(444)	(807)	(891)
Total operating expenses	(784)	(775)	(1,523)	(1,539)
Operating income (loss)	1
Nonoperating income (expense):
Interest income	(6)	(4)	(9)	(8)
Interest expense, net	6	4	9	8
Equity in earnings of subsidiaries	(2,118)	(1,458)	(3,312)	(2,026)
Other, net		(3)		53
Total nonoperating expense, net	(2,118)	(1,461)	(3,312)	(1,973)
Income (loss) before income taxes	(2,117)	(1,461)	(3,312)	(1,973)
Income tax provision	(248)		(379)
Net income (loss)	(1,869)	(1,461)	(2,933)	(1,973)
American Airlines Group (Parent Company Only) [Member]
Operating expenses:
Special items, net		(2)		22
Other		2	2	4
Total operating expenses			2	26
Operating income (loss)			(2)	(26)
Nonoperating income (expense):
Interest income		2	2	4
Interest expense, net	(17)		(30)	(4)
Equity in earnings of subsidiaries	1,705	863	2,649	1,314
Other, net	22		22
Total nonoperating expense, net	1,710	865	2,643	1,314
Income (loss) before income taxes	1,710	865	2,641	1,288
Income tax provision		(3)		(2)
Net income (loss)	1,710	868	2,641	1,290
American Airlines, Inc. [Member]
Operating revenues:
Mainline passenger	4,947	5,352	9,638	10,258
Regional passenger	843	786	1,542	1,455
Cargo	161	178	322	346
Other	868	837	1,686	1,563
Total operating revenues	6,819	7,153	13,188	13,622
Operating expenses:
Aircraft fuel and related taxes	1,197	1,897	2,267	3,768
Salaries, wages and benefits	1,536	1,441	3,121	2,839
Regional expenses	788	804	1,516	1,562
Maintenance, materials and repairs	302	346	606	678
Other rent and landing fees	269	289	539	574
Aircraft rent	226	214	451	430
Selling expenses	198	282	433	566
Depreciation and amortization	247	220	483	434
Special items, net	74	179	272	(37)
Other	776	763	1,534	1,512
Total operating expenses	5,613	6,435	11,222	12,326
Operating income (loss)	1,206	718	1,966	1,296
Nonoperating income (expense):
Interest income	10	6	16	13
Interest expense, net	(137)	(139)	(263)	(307)
Other, net	(16)	16	(80)	11
Total nonoperating expense, net	(143)	(117)	(327)	(283)
Income (loss) before income taxes	1,063	601	1,639	1,013
Income tax provision	11	336	19	347
Net income (loss)	1,052	265	1,620	666
US Airways Group [Member]
Nonoperating income (expense):
Interest income		1		1
Interest expense, net	(9)	(10)	(18)	(20)
Equity in earnings of subsidiaries	413	595	663	712
Other, net		3		(53)
Total nonoperating expense, net	404	589	645	640
Income (loss) before income taxes	404	589	645	640
Net income (loss)	404	589	645	640
US Airways [Member]
Operating revenues:
Mainline passenger	2,708	2,861	5,006	5,213
Regional passenger	916	921	1,669	1,659
Cargo	33	43	66	82
Other	373	408	762	826
Total operating revenues	4,030	4,233	7,503	7,780
Operating expenses:
Aircraft fuel and related taxes	577	933	1,051	1,773
Salaries, wages and benefits	825	720	1,611	1,439
Regional expenses	792	867	1,558	1,696
Maintenance, materials and repairs	200	168	389	321
Other rent and landing fees	182	152	320	292
Aircraft rent	90	102	182	205
Selling expenses	152	120	253	238
Depreciation and amortization	93	100	193	195
Special items, net	70	74	175	129
Other	334	319	614	626
Total operating expenses	3,315	3,555	6,346	6,914
Operating income (loss)	715	678	1,157	866
Nonoperating income (expense):
Interest income	3	3	7	4
Interest expense, net	(63)	(69)	(127)	(134)
Other, net	5	(6)	(5)	(3)
Total nonoperating expense, net	(55)	(72)	(125)	(133)
Income (loss) before income taxes	660	606	1,032	733
Income tax provision	247	1	378	2
Net income (loss)	413	605	654	731
Non-Guarantor Subsidiaries [Member]
Operating revenues:
Other	761	744	1,486	1,488
Total operating revenues	761	744	1,486	1,488
Operating expenses:
Salaries, wages and benefits	198	195	391	392
Maintenance, materials and repairs	87	80	161	165
Other rent and landing fees	11	7	20	15
Aircraft rent	37	22	68	43
Depreciation and amortization	11	10	22	20
Special items, net			4	3
Other	418	427	804	857
Total operating expenses	762	741	1,470	1,495
Operating income (loss)	(1)	3	16	(7)
Nonoperating income (expense):
Interest income	3		3	1
Interest expense, net	(3)		(3)
Other, net		1	1	1
Total nonoperating expense, net		1	1	2
Income (loss) before income taxes	(1)	4	17	(5)
Income tax provision	5	6	8	6
Net income (loss)	$ (6)	$ (2)	$ 9	$ (11)