Consolidated Statements of Income (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Gross revenues:
Total revenues	$ 71,856,000	$ 85,359,000	$ 202,853,000	$ 247,803,000
Purchased transportation	56,251,000	69,740,000	161,313,000	202,528,000
Purchased equipment for resale	818,000		1,101,000
Commissions	9,308,000	10,906,000	25,667,000	32,693,000
Operating expenses	3,164,000	3,062,000	9,126,000	8,098,000
Costs and Expenses, Total	69,541,000	83,708,000	197,207,000	243,319,000
Income from operations	2,315,000	1,651,000	5,646,000	4,484,000
Interest expense	75,000	119,000	247,000	403,000
Income before income taxes	2,240,000	1,532,000	5,399,000	4,081,000
Income taxes	850,000	588,000	2,094,000	1,572,000
Net income	1,390,000	944,000	3,305,000	2,509,000
Net income per share:
Basic	$ 0.04	$ 0.03	$ 0.10	$ 0.07
Diluted	$ 0.04	$ 0.03	$ 0.09	$ 0.07
Weighted average number of common shares:
Basic	34,135,000	34,043,000	34,134,000	33,854,000
Diluted	36,120,000	35,194,000	35,942,000	35,341,000
Transportation services
Gross revenues:
Total revenues	70,596,000	85,262,000	201,126,000	246,643,000
Purchased transportation	56,251,000	69,740,000	161,313,000	202,528,000
Commissions	9,308,000	10,906,000	25,667,000	32,693,000
Operating expenses	3,096,000	3,000,000	8,921,000	7,905,000
Income from operations	1,941,000	1,616,000	5,225,000	3,517,000
Interest expense	75,000	119,000	247,000	403,000
Income taxes	708,000	574,000	1,930,000	1,195,000
Net income	1,158,000	923,000	3,048,000	1,919,000
Agent support services
Gross revenues:
Total revenues	1,260,000	97,000	1,727,000	1,160,000
Purchased equipment for resale	818,000		1,101,000
Operating expenses	68,000	62,000	205,000	193,000
Income from operations	374,000	35,000	421,000	967,000
Income taxes	142,000	14,000	164,000	377,000
Net income	$ 232,000	$ 21,000	$ 257,000	$ 590,000