Debt under Vehicle Programs And Borrowing Arrangements - Additional Information (Detail) € in Billions, $ in Billions	108 Months Ended
	Dec. 31, 2022 EUR (€)	Dec. 31, 2023 USD ($)
Debt Instrument [Line Items]
Leasing’s vehicles and related assets | $		$ 18
Weighted average discount rate	1.82%	3.68%
Avis Budget Rental Car Funding Program
Debt Instrument [Line Items]
Weighted Average Interest Rate	4.07%	4.99%
Americas – Debt borrowings
Debt Instrument [Line Items]
Weighted Average Interest Rate	4.26%	5.77%
European Rental Fleet Securitization
Debt Instrument [Line Items]
European credit facility | €	€ 1.7
International – Debt borrowings
Debt Instrument [Line Items]
Weighted Average Interest Rate	3.92%	5.51%