Debt - 2013, 2014 and 2016 Credit Facilities (Detail)	12 Months Ended
Dec. 31, 2016 USD ($)
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility undrawn fee percentage	0.75%
Credit Facility, Tranche B-2, Citicorp 2013 [Member]
Debt Instrument [Line Items]
Repayment of debt	$ 588,000,000
Credit Facility, Tranche B-1, Citicorp 2013 [Member]
Debt Instrument [Line Items]
Repayment of debt	970,000,000
Secured Debt [Member]
Debt Instrument [Line Items]
Minimum aggregate liquidity required under debt covenant	$ 2,000,000,000
Secured Debt [Member] \| Term Loan Facility [Member]
Debt Instrument [Line Items]
Annual installment repayment, percent or original principal balance	1.00%
Secured Debt [Member] \| Letter of Credit [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 300,000,000
American Airlines, Inc. [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility undrawn fee percentage	0.75%
American Airlines, Inc. [Member] \| Credit Facility, Tranche B-2, Citicorp 2013 [Member]
Debt Instrument [Line Items]
Repayment of debt	$ 588,000,000
American Airlines, Inc. [Member] \| Credit Facility, Tranche B-1, Citicorp 2013 [Member]
Debt Instrument [Line Items]
Repayment of debt	$ 970,000,000
American Airlines, Inc. [Member] \| Secured Debt [Member] \| Term Loan Facility [Member]
Debt Instrument [Line Items]
Annual installment repayment, percent or original principal balance	1.00%
American Airlines, Inc. [Member] \| Secured Debt [Member] \| Letter of Credit [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 300,000,000

Debt Instrument, Annual Repayment, Percent of Principal Balance

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- Definition

Debt Instrument, Restrictive Covenants, Minimum Aggregate Liquidity, Amount

+ References

No definition available.

+ Details

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ 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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

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