Debt - Schedule of Collateral Coverage Tests (Parenthetical) (Detail) - Credit Facility, Citicorp 2013 [Member] - Secured Debt [Member]	12 Months Ended
	Dec. 31, 2015 DesktopAppraisal PhysicalAppraisal
Debt Instrument [Line Items]
Frequency of annual physical appraisal | PhysicalAppraisal	1
Frequency of annual desktop appraisal | DesktopAppraisal	1
American Airlines, Inc. [Member]
Debt Instrument [Line Items]
Frequency of annual physical appraisal | PhysicalAppraisal	1
Frequency of annual desktop appraisal | DesktopAppraisal	1