Related Party Transactions (Details) (AA [Member], USD $) In Millions, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Related Party Transaction [Line Items]
Due to (due from) related parties	$ (2,843)		$ (2,807)
American Airlines Group [Member]
Related Party Transaction [Line Items]
Due to (due from) related parties	(2,471)		(2,455)
Envoy Aviation Group Inc [Member]
Related Party Transaction [Line Items]
Due to (due from) related parties	(400)	[1]	(394)	[1]
Other American Airlines Group subsidiaries [Member]
Related Party Transaction [Line Items]
Due to (due from) related parties	$ 28		$ 42

[1] Formerly known as AMR Eagle Holding Corporation, the net payable to AAG's wholly-owned regional airline operating under the brand name of American Eagle consists principally of amounts due under regional capacity purchase agreements.