Fair Value Measurements - Additional Information (Detail)	9 Months Ended
	Sep. 30, 2015 USD ($) VEF / $
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 1 to Level 2 transfers amount	$ 0
American Airlines, Inc. [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Level 1 to Level 2 transfers amount	0
Venezuelan [Member] | Cash and Cash Equivalents [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign earnings repatriated	609,000,000
Venezuelan [Member] | Cash and Cash Equivalents [Member] | American Airlines, Inc. [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign earnings repatriated	$ 609,000,000
Venezuelan [Member] | 6.3 Bolivars per Dollar [Member] | Cash and Cash Equivalents [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency translation exchange rate | VEF / $	6.3
Venezuelan [Member] | 6.3 Bolivars per Dollar [Member] | Cash and Cash Equivalents [Member] | American Airlines, Inc. [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign currency translation exchange rate | VEF / $	6.3