Note 5 - Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2012

Reconciliation of Revenue from Segments to Consolidated [Table Text Block]

	Percent of Total Base Revenue
	Trucking			SCS			Intermodal
Three Months Ended
June 30, 2012		69.4	%		25.4	%		5.2	%
June 30, 2011		78.6	%		16.5	%		4.9	%
Six Months Ended
June 30, 2012		73.4	%		21.8	%		4.8	%
June 30, 2011		80.8	%		14.1	%		5.1	%

Base Revenue And Fuel Surcharge Revenue By Segments [Table Text Block]

	(in thousands)
	Revenue
	Three Months Ended June 30,						Six Months Ended June 30,
	2012			2011			2012			2011
Base revenue
Trucking	$	71,846		$	85,309			147,782			168,184
SCS		32,392			21,550			54,710			35,485
Intermodal		5,582			5,881			9,988			11,641
Eliminations		(6,300	)		(4,266	)		(11,138	)		(7,184	)
Total base revenue		103,520			108,474			201,342			208,126
Fuel surcharge revenue
Trucking		20,964			24,742			41,995			45,141
SCS		5,108			4,170			9,133			6,696
Intermodal		1,813			2,189			3,117			3,857
Eliminations		(1,836	)		(548	)		(2,345	)		(751	)
Total fuel surcharge revenue		26,049			30,553			51,900			54,943
Total revenue	$	129,569		$	139,027		$	253,242		$	263,069

Operating Income (Loss) By Reporting Segments [Table Text Block]

	(in thousands)
	Operating income (loss)
	Three Months Ended June 30,						Six Months Ended June 30,
	2012			2011			2012			2011
Operating (loss) income
Trucking	$	(6,324	)	$	37		$	(14,280	)	$	(4,080	)
SCS		2,528			2,273			4,072			3,606
Intermodal		(533	)		(98	)		(757	)		(496	)
Operating (loss) income	$	(4,329	)	$	2,212		$	(10,965	)	$	(970	)

Assets By Reporting Segments [Table Text Block]

	(in thousands)
	Total Assets
	June 30, 2012		December 31, 2011
Total Assets
Trucking	$	226,915	$	231,776
Corporate and Other		110,035		104,415
Total Assets	$	336,950	$	336,191

Amortization And Depreciation By Reporting Segments [Table Text Block]

	(in thousands)
	Depreciation and Amortization
	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Depreciation and Amortization
Trucking	$	10,466	$	11,815	$	20,873	$	23,729
SCS		31		17		59		31
Intermodal		103		88		197		188
Corporate and Other		578		569		1,206		1,154
Total Depreciation and Amortization	$	11,178	$	12,489	$	22,335	$	25,102