Interest Income Recognized on Cash Basis for Finance Receivables that are on Non-accrual Status (Detail) $ in Millions	3 Months Ended
Mar. 31, 2025 USD ($)
Financing Receivable, Recorded Investment, Past Due [Line Items]
Interest income recognized on cash basis for finance receivables that are on non-accrual status	$ 3.9
Fleet
Financing Receivable, Recorded Investment, Past Due [Line Items]
Interest income recognized on cash basis for finance receivables that are on non-accrual status	3.8
Owner/Operator
Financing Receivable, Recorded Investment, Past Due [Line Items]
Interest income recognized on cash basis for finance receivables that are on non-accrual status	$ 0.1

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details