Description of Business and Summary of Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Description of Business and Summary of Significant Accounting Policies [Line Items]
Change in accounting principle, accounting standards update, adopted		true		true
Change in accounting principle, accounting standards update, immaterial effect			true	true
Depreciation and amortization	$ 178,845	$ 157,203	$ 141,700
Advertising costs	$ 2,900	7,200	5,700
Credit Concentration Risk [Member] | Accounts Receivable [Member] | No Single Customer [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Percentage of accounts receivable	5.00%
Property and Equipment [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Depreciation and amortization	$ 177,900	156,200	$ 140,500
Trailers [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Assets acquired under finance lease, gross	137,400	137,900
Assets acquired under finance lease, accumulated depreciation	$ 67,700	$ 58,700
Minimum [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Percentage of revenue derived from transporting	97.00%
Average transit time	1 day
Minimum [Member] | Restricted Stock [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Stock-based awards compensation expense amortization period	3 years
Maximum [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Average transit time	5 days
Maximum [Member] | Restricted Stock [Member]
Description of Business and Summary of Significant Accounting Policies [Line Items]
Stock-based awards compensation expense amortization period	5 years