Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Net cash provided by operating activities	$ 4,307	$ 5,897
Cash flows from investing activities:
Capital expenditures and aircraft purchase deposits	(4,563)	(4,271)
Purchases of short-term investments	(4,093)	(5,078)
Sales of short-term investments	4,714	4,587
Purchase of equity investment	(203)	0
Decrease in restricted cash and short-term investments	245	60
Proceeds from sale of property and equipment and sale-leaseback transactions	831	60
Net cash used in investing activities	(3,069)	(4,642)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	2,160	5,392
Payments on long-term debt and capital leases	(1,813)	(2,534)
Deferred financing costs	(66)	(39)
Treasury stock repurchases	(1,372)	(3,931)
Dividend payments	(150)	(172)
Other financing activities	21	20
Net cash used in financing activities	(1,220)	(1,264)
Net increase (decrease) in cash	18	(9)
Cash at beginning of period	322	390
Cash at end of period	340	381
Non-cash investing and financing activities:
Settlement of bankruptcy obligations	15	3
Supplemental information:
Interest paid, net	778	714
Income taxes paid	15	10
American Airlines, Inc. [Member]
Net cash provided by operating activities	2,738	1,769
Cash flows from investing activities:
Capital expenditures and aircraft purchase deposits	(4,501)	(4,219)
Purchases of short-term investments	(4,093)	(5,078)
Sales of short-term investments	4,714	4,587
Purchase of equity investment	(203)	0
Decrease in restricted cash and short-term investments	245	60
Proceeds from sale of property and equipment and sale-leaseback transactions	816	50
Net cash used in investing activities	(3,022)	(4,600)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	2,160	5,392
Payments on long-term debt and capital leases	(1,813)	(2,534)
Deferred financing costs	(66)	(39)
Other financing activities	21	20
Net cash used in financing activities	302	2,839
Net increase (decrease) in cash	18	8
Cash at beginning of period	310	364
Cash at end of period	328	372
Non-cash investing and financing activities:
Settlement of bankruptcy obligations	15	3
Supplemental information:
Interest paid, net	718	653
Income taxes paid	$ 13	$ 9