Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
CURRENT ASSETS
Cash and cash equivalents	$ 46,250	$ 49,462
Trade receivables, net of $3.1 and $3.3 million allowance in 2023 and 2022, respectively	114,471	139,819
Prepaid tires	11,440	11,293
Other current assets	18,677	26,069
Income tax receivable	7,927	3,139
Total current assets	198,765	229,782
PROPERTY AND EQUIPMENT
Land and land improvements	100,468	94,155
Buildings	153,227	143,899
Furniture and fixtures	7,015	6,946
Shop and service equipment	22,052	21,652
Revenue equipment	996,099	1,000,472
Construction in progress	12,916	15,070
Property and equipment, gross	1,291,777	1,282,194
Less accumulated depreciation	364,653	308,936
Property and equipment, net	927,124	973,258
Goodwill	320,675	320,675
OTHER INTANGIBLES, NET	101,100	103,701
OTHER ASSETS	32,956	19,894
Deferred Income Taxes, Net	1,563	1,224
OPERATING LEASE RIGHT OF USE ASSETS	14,482	20,954
Assets	1,596,665	1,669,488
CURRENT LIABILITIES
Accounts payable and accrued liabilities	61,047	62,712
Compensation and benefits	30,263	30,972
Insurance accruals	17,413	18,490
Long-term debt and finance lease liabilities - current portion	12,597	13,946
Operating lease liabilities - current portion	9,436	12,001
Other accruals	17,189	18,636
Total current liabilities	147,945	156,757
LONG-TERM LIABILITIES
Income taxes payable	6,183	6,466
Long-term debt and finance lease liabilities less current portion	336,177	399,062
Operating lease liabilities less current portion	5,046	8,953
Deferred income taxes, net	194,415	207,516
Insurance accruals	33,962	35,257
Total long-term liabilities	575,783	657,254
COMMITMENTS AND CONTINGENCIES (Note 14)
STOCKHOLDERS' EQUITY
Preferred stock, par value $.01; authorized 5,000 shares; none issued	0	0
Capital stock, common, $.01 par value; authorized 395,000 shares; issued 90,689 in 2023 and 2022; outstanding 79,013 and 78,984 in 2023 and 2022, respectively	907	907
Additional paid-in capital	3,898	4,165
Retained earnings	1,068,863	1,051,641
Treasury stock, at cost; 11,676 and 11,705 in 2023 and 2022, respectively	(200,731)	(201,236)
Stockholders' Equity	872,937	855,477
Liabilities and Stockholders' Equity	$ 1,596,665	$ 1,669,488