v3.26.1
Debt Under Vehicle Programs and Borrowing Arrangements - Schedule of Repurchase Facilities (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Amount Outstanding $ 19,850 $ 19,188
Repurchase Facility    
Debt Instrument [Line Items]    
Amount Outstanding $ 255  
Repurchase Facility Maturing August 2026 | Repurchase Facility    
Debt Instrument [Line Items]    
Interest Rate 4.74%  
Tenor 3 months  
Amount Outstanding $ 39  
Repurchase Facility Maturing September 2026 (1) | Repurchase Facility    
Debt Instrument [Line Items]    
Interest Rate 4.84%  
Tenor 3 months  
Amount Outstanding $ 25  
Repurchase Facility Maturing September 2026 (2) | Repurchase Facility    
Debt Instrument [Line Items]    
Interest Rate 4.84%  
Tenor 3 months  
Amount Outstanding $ 39  
Repurchase Facility Maturing September 2026 (3) | Repurchase Facility    
Debt Instrument [Line Items]    
Interest Rate 4.76%  
Tenor 3 months  
Amount Outstanding $ 24  
Repurchase Facility Maturing September 2026 (4) | Repurchase Facility    
Debt Instrument [Line Items]    
Interest Rate 4.76%  
Tenor 3 months  
Amount Outstanding $ 42  
Repurchase Facility Maturing September 2026 (5) | Repurchase Facility    
Debt Instrument [Line Items]    
Interest Rate 5.70%  
Tenor 3 months  
Amount Outstanding $ 86