Consolidated Condensed Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data	3 Months Ended	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenue:
Freight revenue	$ 126,482	$ 138,964	$ 384,530	$ 409,692
Fuel surcharge revenue	34,936	25,848	106,144	76,110
Total revenue	161,418	164,812	490,674	485,802
Operating expenses:
Salaries, wages, and related expenses	52,458	53,235	158,673	161,014
Fuel expense	52,324	44,547	159,297	130,752
Operations and maintenance	11,623	10,879	32,511	31,267
Revenue equipment rentals and purchased transportation	15,800	18,228	45,237	55,112
Operating taxes and licenses	3,019	2,996	9,135	8,406
Insurance and claims	7,801	8,667	27,683	24,379
Communications and utilities	1,312	1,361	3,895	3,602
General supplies and expenses	3,572	3,935	11,421	12,575
Depreciation and amortization, including gains and losses on disposition of equipment	11,724	12,792	33,503	38,665
Goodwill impairment	11,539	0	11,539	0
Total operating expenses	171,172	156,640	492,894	465,772
Operating (loss) income	(9,754)	8,172	(2,220)	20,030
Other (income) expenses:
Interest expense	4,102	4,140	12,123	12,383
Interest income	0	0	(32)	(1)
Other (income) expenses, net	(41)	60	(84)	18
Other expenses, net	4,061	4,200	12,007	12,400
Equity in income of affiliate	350	0	475	0
(Loss) income before income taxes	(13,465)	3,972	(13,752)	7,630
Income tax (benefit) expense	(2,252)	2,088	(1,730)	5,033
Net (loss) income	$ (11,213)	$ 1,884	$ (12,022)	$ 2,597
Basic and diluted net income (loss) per share (in Dollars per share)	$ (0.76)	$ 0.13	$ (0.82)	$ 0.18
Basic weighted average shares outstanding (in Shares)	14,719	14,499	14,678	14,318
Diluted weighted average shares outstanding (in Shares)	14,719	14,609	14,678	14,383

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