Description of Business and Summary of Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Summary of Property and Equipment, Estimated Useful Lives

Depreciation is computed using the straight-line method, except for tractors (included in revenue equipment) for which the declining-balance method is used. The following service lives are used to compute depreciation:

	Years
Structures	20 to 25
Revenue equipment	6 to 14
Technology equipment and software	3 to 5
Other	3 to 10

Schedule of Property and Equipment

At December 31, property and equipment consisted of the following (in thousands):

	2022		2021
Land	$	191,057	$	159,309
Structures		638,180		521,578
Revenue equipment		1,340,761		1,196,000
Technology equipment and software		187,333		161,791
Other		121,493		105,850
Total property and equipment, at cost	$	2,478,824	$	2,144,528