CONSOLIDATED STATEMENTS OF EARNINGS (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenue	$ 30,215,516	$ 22,480,784	$ 80,462,829	$ 52,774,625
Cost and expenses
Cost of services	21,950,230	18,335,659	56,219,924	41,921,690
Selling, general and administrative	2,272,895	1,744,273	4,773,453	3,429,310
Depreciation and amortization expense	4,778,547	3,789,217	9,241,426	7,656,931
Total Cost and expenses	29,001,672	23,869,149	70,234,803	53,007,931
Income (loss) from operations	1,213,844	(1,388,365)	10,228,026	(233,306)
Interest expense	191,856	214,202	382,696	429,814
Income (loss) before income taxes	1,021,988	(1,602,567)	9,845,330	(663,120)
Income tax expense (benefit)	435,213	(391,961)	3,494,821	(3,021)
NET INCOME (LOSS)	$ 586,775	$ (1,210,606)	$ 6,350,509	$ (660,099)
Earnings per common share:
Basic (in dollars per share)	$ 0.03	$ (0.06)	$ 0.33	$ (0.03)
Diluted (in dollars per share)	$ 0.03	$ (0.06)	$ 0.33	$ (0.03)
Weighted average number of common shares outstanding:
Basic (in shares)	19,239,027	19,202,800	19,224,138	19,201,133
Diluted (in shares)	19,566,185	19,202,800	19,535,069	19,201,133