Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
CURRENT ASSETS
Cash and cash equivalents	$ 23,861	$ 28,123
Trade receivables, net of $2.3 and $2.7 million allowance in 2024 and 2023, respectively	108,913	102,740
Prepaid tires	9,488	10,650
Other current assets	17,178	17,602
Income tax receivable	4,678	10,157
Total current assets	164,118	169,272
PROPERTY AND EQUIPMENT
Land and land improvements	119,217	118,682
Buildings	151,715	149,780
Furniture and fixtures	6,825	6,835
Shop and service equipment	22,165	20,822
Revenue equipment	1,016,035	1,021,208
Construction in progress	1,434	2,582
Property and equipment, gross	1,317,391	1,319,909
Less accumulated depreciation	514,644	434,558
Property and equipment, net	802,747	885,351
Goodwill	322,597	322,597
OTHER INTANGIBLES, NET	96,029	98,537
OTHER ASSETS	15,156	14,953
Deferred Income Taxes, Net	1,304	1,494
OPERATING LEASE RIGHT OF USE ASSETS	11,483	17,442
Assets	1,413,434	1,509,646
CURRENT LIABILITIES
Accounts payable and accrued liabilities	40,017	37,777
Compensation and benefits	28,417	28,492
Insurance accruals	25,678	21,507
Long-term debt and finance lease liabilities - current portion	8,644	9,303
Operating lease liabilities - current portion	7,018	9,259
Other accruals	24,063	17,138
Total current liabilities	133,837	123,476
LONG-TERM LIABILITIES
Income taxes payable	6,012	6,270
Long-term debt and finance lease liabilities less current portion	228,522	290,696
Operating lease liabilities less current portion	4,465	8,183
Deferred income taxes, net	173,198	189,121
Insurance accruals	30,634	26,640
Total long-term liabilities	442,831	520,910
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 2024 and 2023; outstanding 78,452 and 79,039 in 2024 and 2023, respectively	907	907
Additional paid-in capital	4,333	4,527
Retained earnings	1,038,357	1,060,094
Treasury stock, at cost; 12,237 and 11,650 shares in 2024 and 2023, respectively	(206,831)	(200,268)
Stockholders' Equity	836,766	865,260
Liabilities and Stockholders' Equity	$ 1,413,434	$ 1,509,646