v3.26.1
Debt Under Vehicle Programs and Borrowing Arrangements - Schedule of Available Funding Under the Vehicle Programs (Details)
$ in Millions
Jun. 30, 2026
USD ($)
Debt Instrument [Line Items]  
Total Capacity $ 21,798
Outstanding Borrowings 19,931
Available Capacity 1,867
Americas - Debt due to Avis Budget Rental Car Funding | Affiliated Entity  
Debt Instrument [Line Items]  
Total Capacity 15,831
Outstanding Borrowings 14,489
Available Capacity 1,342
Americas - Debt due to Avis Budget Rental Car Funding | Affiliated Entity | Secured Debt  
Debt Instrument [Line Items]  
Outstanding Borrowings 14,600
Americas - Debt borrowings  
Debt Instrument [Line Items]  
Total Capacity 2,349
Outstanding Borrowings 2,232
Available Capacity 117
Americas - Debt borrowings | Secured Debt  
Debt Instrument [Line Items]  
Outstanding Borrowings 2,500
International - Debt borrowings  
Debt Instrument [Line Items]  
Total Capacity 3,463
Outstanding Borrowings 3,055
Available Capacity 408
International - Debt borrowings | Secured Debt  
Debt Instrument [Line Items]  
Outstanding Borrowings 3,700
International - Finance leases  
Debt Instrument [Line Items]  
Total Capacity 155
Outstanding Borrowings 155
Available Capacity 0
International - Finance leases | Secured Debt  
Debt Instrument [Line Items]  
Outstanding Borrowings $ 200