v3.25.2
Segment and Geographic Information - Financial Information for Reportable Segments (Detail)
$ in Millions
 3 Months Ended
Jun. 30, 2025
USD ($)
segment
Jun. 30, 2024
USD ($)
Mar. 31, 2025
USD ($)
Number of reportable segments      
Number of reportable segments | segment 2    
Revenues:      
Retail $ 762 $ 630  
Dealer 69 72  
Operating leases 1,767 1,541  
Total revenues 2,598 2,243  
Leased vehicle expenses 1,180 1,057  
Interest expense 676 554  
Realized (gains)/losses on derivatives and foreign    currency denominated debt 71 17  
Net revenues 671 615  
Net revenues 742 632  
Other income, net 43 40  
Total net revenues 714 655  
Total net revenues 785 672  
Expenses:      
General and administrative expenses 136 132  
Provision for credit losses 103 71  
Early termination loss on operating leases 47 18  
Income before income taxes and valuation adjustments 428 434  
Income before income taxes and valuation adjustments 512 387  
Gain/(loss) on derivative instruments (744) 88  
Gain/(loss) on foreign currency revaluation of debt 731 (24)  
Income tax expense 137 120  
Assets      
Finance receivables, net 54,274 49,178 $ 52,516
Investment in operating leases, net 31,792 27,667 30,596
Total assets 91,093 80,486 $ 88,969
Operating Segments | United States      
Revenues:      
Retail 684 567  
Dealer 64 65  
Operating leases 1,562 1,329  
Total revenues 2,310 1,961  
Leased vehicle expenses 1,033 897  
Interest expense 622 492  
Realized (gains)/losses on derivatives and foreign    currency denominated debt 65 26  
Net revenues 590 546  
Other income, net 38 36  
Total net revenues 628 582  
Expenses:      
General and administrative expenses 122 118  
Provision for credit losses 98 67  
Early termination loss on operating leases 46 18  
Income before income taxes and valuation adjustments 362 379  
Income tax expense 116 107  
Assets      
Finance receivables, net 48,707 44,278  
Investment in operating leases, net 28,256 24,171  
Total assets 81,648 71,790  
Operating Segments | Canada      
Revenues:      
Retail 78 63  
Dealer 5 7  
Operating leases 205 212  
Total revenues 288 282  
Leased vehicle expenses 147 160  
Interest expense 54 62  
Realized (gains)/losses on derivatives and foreign    currency denominated debt 6 (9)  
Net revenues 81 69  
Other income, net 5 4  
Total net revenues 86 73  
Expenses:      
General and administrative expenses 14 14  
Provision for credit losses 5 4  
Early termination loss on operating leases 1 0  
Income before income taxes and valuation adjustments 66 55  
Income tax expense 21 13  
Assets      
Finance receivables, net 5,567 4,900  
Investment in operating leases, net 3,536 3,496  
Total assets $ 9,445 $ 8,696