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Debt Under Vehicle Programs And Borrowing Arrangements (Schedule Of Debt Under Vehicle Programs) (Detail) - USD ($) $ in Millions | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Debt Instrument [Line Items] |  |
Debt under vehicle programs | $ 10,749 | $ 6,857
Deferred financing fees | (51) | (48)
Americas - Debt due to Avis Budget Rental Car Funding |  |
Debt Instrument [Line Items] |  |
Debt under vehicle programs | 8,156 | 5,116
Americas - Debt borrowings |  |
Debt Instrument [Line Items] |  |
Debt under vehicle programs | 693 | 509
International - Debt borrowings |  |
Debt Instrument [Line Items] |  |
Debt under vehicle programs | 1,764 | 1,115
International - Finance leases |  |
Debt Instrument [Line Items] |  |
Debt under vehicle programs | 177 | 162
Other |  |
Debt Instrument [Line Items] |  |
Debt under vehicle programs | 3 | 0
Deferred financing fees |  |
Debt Instrument [Line Items] |  |
Deferred financing fees | (44) | (45)
Avis budget rental car funding | Deferred financing fees |  |
Debt Instrument [Line Items] |  |
Deferred financing fees | $ (39) | $ (36)

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