Transactions with Related Parties - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Related Party Transaction [Line Items]
Total operating revenues	$ 10,827,000,000	$ 11,355,000,000	$ 20,654,000,000	$ 21,351,000,000
American Airlines, Inc. [Member]
Related Party Transaction [Line Items]
Gain or loss from frequent flyer program			0
Total operating revenues	6,819,000,000	$ 7,153,000,000	13,188,000,000	$ 13,622,000,000
Net allocated expenses	247,000,000		419,000,000
American Airlines, Inc. [Member] | AAdvantage Program [Member]
Related Party Transaction [Line Items]
Total operating revenues	$ 222,000,000		$ 222,000,000