Debt - Schedule of Collateral Coverage Tests (Detail) - Secured Debt [Member]	12 Months Ended
	Dec. 31, 2015
2014 Credit Facilities [Member]
Debt Instrument [Line Items]
LTV Requirement	1.6x Collateral valuation to amount of debt outstanding (62.5% LTV)
LTV Multiplier	1.6
Maximum LTV	62.50%
LTV as of Last Measurement Date	24.10%
Collateral Description	Generally, certain slots, route authorities and airport gate leasehold rights used by American to operate certain services between the U.S. and London Heathrow
2013 Credit Facilities [Member]
Debt Instrument [Line Items]
LTV Requirement	1.6x Collateral valuation to amount of debt outstanding (62.5% LTV)
LTV Multiplier	1.6
Maximum LTV	62.50%
LTV as of Last Measurement Date	33.60%
Collateral Description	Generally, certain slots, route authorities, and airport gate leasehold rights used by American to operate all services between the U.S. and South America
Credit Facility, Citicorp 2013 [Member]
Debt Instrument [Line Items]
LTV Requirement	1.5x Collateral valuation to amount of debt outstanding (66.7% LTV)
LTV Multiplier	1.5
Maximum LTV	66.70%
LTV as of Last Measurement Date	57.80%
Collateral Description	Generally, certain LGA slots, certain spare parts, certain simulators, certain leasehold real estate assets and cash
American Airlines, Inc. [Member] | 2013 Credit Facilities [Member]
Debt Instrument [Line Items]
LTV Requirement	1.6x Collateral valuation to amount of debt outstanding (62.5% LTV)
LTV Multiplier	1.6
Maximum LTV	62.50%
LTV as of Last Measurement Date	33.60%
Collateral Description	Generally, certain slots, route authorities and airport gate leasehold rights used by American to operate all services between the U.S. and South America
American Airlines, Inc. [Member] | Credit Facility, Citicorp 2013 [Member]
Debt Instrument [Line Items]
LTV Requirement	1.5x Collateral valuation to amount of debt outstanding (66.7% LTV)
LTV Multiplier	1.6
Maximum LTV	66.70%
LTV as of Last Measurement Date	57.80%
Collateral Description	Generally, certain LGA slots, certain spare parts, certain simulators, certain leasehold real estate assets and cash
American Airlines, Inc. [Member] | 2014 Credit Facilities [Member]
Debt Instrument [Line Items]
LTV Requirement	1.6x Collateral valuation to amount of debt outstanding (62.5% LTV)
LTV Multiplier	1.6
Maximum LTV	62.50%
LTV as of Last Measurement Date	24.10%
Collateral Description	Generally, certain slots, route authorities and airport gate leasehold rights used by American to operate certain services between the U.S. and London Heathrow