Equipment on Operating Leases - Additional Information (Detail) $ in Millions	Dec. 31, 2023 USD ($)
Property Subject to or Available for Operating Lease [Line Items]
Minimum lease payments receivable for operating leases, in 2024	$ 17.8
Minimum lease payments receivable for operating leases, in 2025	16.1
Minimum lease payments receivable for operating leases, in 2026	13.7
Minimum lease payments receivable for operating leases, in 2027	10.4
Minimum lease payments receivable for operating leases, in 2028	7.8
Minimum lease payments receivable for operating leases, thereafter	14.6
Financial Services
Property Subject to or Available for Operating Lease [Line Items]
Minimum lease payments receivable for operating leases, in 2024	522.6
Minimum lease payments receivable for operating leases, in 2025	332.9
Minimum lease payments receivable for operating leases, in 2026	199.6
Minimum lease payments receivable for operating leases, in 2027	99.2
Minimum lease payments receivable for operating leases, in 2028	39.1
Minimum lease payments receivable for operating leases, thereafter	7.4
Truck, Parts and Other
Property Subject to or Available for Operating Lease [Line Items]
Annual amortization of deferred lease revenues, in 2024	16.7
Annual amortization of deferred lease revenues, in 2025	4.6
Annual amortization of deferred lease revenues, in 2026	1.2
Annual amortization of deferred lease revenues, thereafter	0.4
Annual maturities of the residual value guarantees, in 2024	87.0
Annual maturities of the residual value guarantees, in 2025	25.6
Annual maturities of the residual value guarantees, in 2026	5.3
Annual maturities of the residual value guarantees, in 2027	1.7
Annual maturities of the residual value guarantees, thereafter	$ 0.1