Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current assets:
Cash	$ 4,305	$ 2,659
Accounts receivable:
Trade, less allowance for doubtful accounts of $482 in 2012 and $420 in 2011	59,171	55,359
Other	2,741	1,582
Inventories	1,869	1,831
Prepaid expenses and other current assets	15,893	13,466
Total current assets	83,979	74,897
Property and equipment:
Land and structures	31,454	31,377
Revenue equipment	356,270	372,331
Service, office and other equipment	16,034	15,853
Property and equipment, at cost	403,758	419,561
Accumulated depreciation and amortization	(154,322)	(160,761)
Property and equipment, net	249,436	258,800
Note receivable	1,997	2,003
Other assets	539	491
Total assets	335,951	336,191
Current liabilities:
Bank drafts payable	5,098	5,044
Trade accounts payable	21,393	21,691
Current portion of insurance and claims accruals	3,826	3,418
Accrued expenses	8,975	7,790
Note payable	915	1,370
Current maturities of long-term debt and capital leases	16,251	19,146
Deferred income taxes	2,314	1,693
Total current liabilities	58,772	60,152
Deferred gain	610	612
Long-term debt and capital leases, less current maturities	108,108	98,927
Deferred income taxes	41,839	45,193
Insurance and claims accruals, less current portion	4,515	4,335
Stockholders’ equity:
Preferred Stock, $.01 par value; 1,000,000 shares authorized; none issued	0	0
Common Stock, $.01 par value; authorized 30,000,000 shares; issued 11,774,547 shares in 2012 and 11,791,997 shares in 2011	118	118
Additional paid-in capital	65,225	65,284
Retained earnings	78,565	83,438
Less treasury stock, at cost (1,345,250 shares in 2012 and 1,347,941 shares in 2011)	(21,801)	(21,868)
Total stockholders’ equity	122,107	126,972
Total liabilities and stockholders’ equity	$ 335,951	$ 336,191