Sales and Revenues - Additional Information (Detail) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Entity Wide Information Revenue From External Customer [Line Items]
Payment to acquire commitment value			$ 771,000,000
Payment to acquire commitment related to lease value			134,100,000
Financial Services
Entity Wide Information Revenue From External Customer [Line Items]
Total Operating lease revenue	$ 180,600,000	$ 192,400,000	564,100,000	$ 595,700,000
Financing receivable, recorded investment, 90 days past due and still accruing	0		0		$ 0
Trucks | Truck Sales
Entity Wide Information Revenue From External Customer [Line Items]
Total Operating lease revenue	11,700,000	$ 29,300,000	47,100,000	$ 79,200,000
Deferred revenue	28,300,000		28,300,000
Deferred revenue recognize, in 2023	6,200,000		6,200,000
Deferred revenue recognize, in 2024	15,700,000		15,700,000
Deferred revenue recognize, in 2025	4,400,000		4,400,000
Deferred revenue recognize, in 2026	1,400,000		1,400,000
Deferred revenue recognize, in 2027	$ 600,000		$ 600,000
Minimum
Entity Wide Information Revenue From External Customer [Line Items]
Lease and guarantee periods (in years)			3 years
Minimum | Financial Services
Entity Wide Information Revenue From External Customer [Line Items]
Finance leases, lease term			3 years
Operating lease term	3 years		3 years
Maximum
Entity Wide Information Revenue From External Customer [Line Items]
Lease and guarantee periods (in years)			5 years
Warranty period			5 years
Maximum | Financial Services
Entity Wide Information Revenue From External Customer [Line Items]
Finance leases, lease term			5 years
Operating lease term	5 years		5 years