Long-Term Debt, Refinanced, Amount

No definition available.

Name:	aal_LongTermDebtRefinancedAmount
Namespace Prefix:	aal_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(a)(1))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash inflow from a borrowing having initial term of repayment within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-14

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The portion of the carrying amount of short-term borrowings outstanding as of the balance sheet date, which accrues interest at a rate subject to change from time to time.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

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Period Type:	duration

- Details

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Data Type:	na
Balance Type:
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- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Balance Type:
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- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_DebtInstrumentAxis=aal_SeniorUnsecuredShortTermLoanFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_UnsecuredDebtMember
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Subsequent Events (Details) - USD ($) $ in Millions	1 Months Ended
Subsequent Events (Details) - USD ($) $ in Millions	Oct. 23, 2025	Sep. 30, 2025
10.75% Senior Secured Notes, IP Notes And 10.75% Senior Secured Notes, LGA/DCA Notes \| Secured Debt \| Subsequent Event \| American Airlines, Inc.
Subsequent Event [Line Items]
Refinanced amount	$ 629
10.75% Senior Secured Notes, IP Notes \| Secured Debt
Subsequent Event [Line Items]
Interest rate		10.75%
10.75% Senior Secured Notes, IP Notes \| Secured Debt \| American Airlines, Inc.
Subsequent Event [Line Items]
Interest rate		10.75%
10.75% Senior Secured Notes, IP Notes \| Secured Debt \| Subsequent Event \| American Airlines, Inc.
Subsequent Event [Line Items]
Interest rate	10.75%
10.75% Senior Secured Notes, LGA/DCA Notes \| Secured Debt
Subsequent Event [Line Items]
Interest rate		10.75%
10.75% Senior Secured Notes, LGA/DCA Notes \| Secured Debt \| American Airlines, Inc.
Subsequent Event [Line Items]
Interest rate		10.75%
10.75% Senior Secured Notes, LGA/DCA Notes \| Secured Debt \| Subsequent Event \| American Airlines, Inc.
Subsequent Event [Line Items]
Interest rate	10.75%
Senior Unsecured Short Term Loan Facility \| Subsequent Event \| American Airlines, Inc. \| Unsecured Debt
Subsequent Event [Line Items]
Borrowings of short term loan	$ 629
Basis spread on variable rate	2.375%
Short-term variable interest rate	6.40%