Debt - Components of Long-Term Debt - 2016-2 Aircraft Enhanced Equipment Trust Certificates (Detail) - Enhanced Equipment Trust Certificates (EETC) [Member] $ in Millions	1 Months Ended	6 Months Ended
May 31, 2016 USD ($) Aircraft Debt_Instruments	Jun. 30, 2016 USD ($) Aircraft
2016-2 EETC [Member]
Debt Instrument [Line Items]
Number of debt instruments issued \| Debt_Instruments	2
Debt instrument principal amount	$ 829
Number of aircraft financed by debt issuance \| Aircraft	22
Debt instrument, received cash proceeds		$ 595
Remaining escrowed proceeds		$ 234
Number of aircraft secured by liens \| Aircraft		14
Number of aircraft to be delivered \| Aircraft		8
2016-2 EETC Class AA [Member]
Debt Instrument [Line Items]
Debt instrument principal amount		$ 407
Debt instrument, stated interest rate percentage		3.20%
2016-2 EETC Class A [Member]
Debt Instrument [Line Items]
Debt instrument principal amount		$ 188
Debt instrument, stated interest rate percentage		3.65%
American Airlines, Inc. [Member] \| 2016-2 EETC [Member]
Debt Instrument [Line Items]
Number of debt instruments issued \| Debt_Instruments	2
Debt instrument principal amount	$ 829
Number of aircraft financed by debt issuance \| Aircraft	22
Debt instrument, received cash proceeds		$ 595
Remaining escrowed proceeds		$ 234
Number of aircraft secured by liens \| Aircraft		14
Number of aircraft to be delivered \| Aircraft		8
American Airlines, Inc. [Member] \| 2016-2 EETC Class AA [Member]
Debt Instrument [Line Items]
Debt instrument principal amount		$ 407
Debt instrument, stated interest rate percentage		3.20%
American Airlines, Inc. [Member] \| 2016-2 EETC Class A [Member]
Debt Instrument [Line Items]
Debt instrument principal amount		$ 188
Debt instrument, stated interest rate percentage		3.65%

Number of aircraft financed by debt issuance.

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Number of aircraft to be delivered.

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Number of aircrafts secured by liens.

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Number of Debt Instruments Issued

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Proceeds From Issuance Of Debt Remaining Portion

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Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=64930739&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

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