Transactions with Related Parties (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Related Party Transaction [Line Items] | ||
| AAG’s wholly-owned subsidiaries | $ (3,610) | $ (2,840) |
| American Airlines, Inc. | ||
| Related Party Transaction [Line Items] | ||
| AAG’s wholly-owned subsidiaries | (3,479) | (2,717) |
| Total | 10,067 | 9,896 |
| American Airlines, Inc. | Total | ||
| Related Party Transaction [Line Items] | ||
| Total | 10,067 | 9,896 |
| American Airlines, Inc. | AAG | ||
| Related Party Transaction [Line Items] | ||
| AAG | 12,146 | 11,938 |
| American Airlines, Inc. | AAG's wholly-owned subsidiaries | ||
| Related Party Transaction [Line Items] | ||
| AAG’s wholly-owned subsidiaries | $ (2,079) | $ (2,042) |
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer. No definition available.
|
| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|