Description of Business and Summary of Accounting Policies - Schedule of Property and Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	$ 2,881,800	$ 2,478,824
Land [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	272,633	191,057
Structures [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	813,146	638,180
Revenue Equipment [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	1,470,913	1,340,761
Technology Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	176,854	187,333
Other [Member]
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	$ 148,254	$ 121,493