v3.26.1
Amortized Cost Basis for Finance Receivables that are on Non-accrual Status (Detail) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Amortized cost basis with a specific reserve $ 206.0 $ 138.0
Amortized cost basis with no specific reserve 17.9 1.4
Total 223.9 139.4
Customer Retail | Fleet    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Amortized cost basis with a specific reserve 203.1 132.5
Amortized cost basis with no specific reserve 17.1 0.7
Total 220.2 133.2
Customer Retail | Owner/Operator    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Amortized cost basis with a specific reserve 2.9 5.5
Amortized cost basis with no specific reserve 0.8 0.7
Total $ 3.7 $ 6.2