Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Current assets:
Cash	$ 8	$ 1,742
Accounts receivable:
Trade, less allowance for doubtful accounts of $341 in 2013 and $423 in 2012	68,040	64,491
Other	3,627	2,089
Inventories	1,270	1,790
Deferred income taxes	529
Prepaid expenses and other current assets	16,195	15,415
Total current assets	89,669	85,527
Property and equipment:
Land and structures	31,501	31,478
Revenue equipment	371,215	362,007
Service, office and other equipment	15,601	14,770
Property and equipment, at cost	418,317	408,255
Accumulated depreciation and amortization	(177,531)	(164,641)
Property and equipment, net	240,786	243,614
Note receivable	1,960	1,979
Other assets	353	374
Total assets	332,768	331,494
Current liabilities:
Bank drafts payable	1,534	5,150
Trade accounts payable	24,911	22,484
Current portion of insurance and claims accruals	10,674	6,915
Accrued expenses	8,714	7,710
Note payable		1,352
Current maturities of long-term debt and capital leases	16,304	14,403
Deferred income taxes		1,304
Total current liabilities	62,137	59,318
Deferred gain	644	646
Long-term debt and capital leases, less current maturities	124,594	122,530
Deferred income taxes	35,715	35,953
Insurance and claims accruals, less current portion	4,506	3,617
Commitments and contingencies	0	0
Stockholders’ equity:
Preferred	0	0
Common Stock, $.01 par value; authorized 30,000,000 shares; issued 11,903,566 shares in 2013 and 11,770,265 shares in 2012	119	118
Additional paid-in capital	65,503	65,259
Retained earnings	61,293	65,767
Less treasury stock, at cost (1,355,715 shares in 2013 and 1,337,568 shares in 2012)	(21,743)	(21,714)
Total stockholders’ equity	105,172	109,430
Total liabilities and stockholders’ equity	332,768	331,494
Rights [Member]
Stockholders’ equity:
Preferred	$ 0	$ 0