Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Contract revenues	$ 50,890	$ 79,057
Costs of contract revenues	53,718	68,739
Gross profit	(2,828)	10,318
Selling, general and administrative expenses	7,091	7,898
Operating (loss)/income	(9,919)	2,420
Other income (expense)
Other income	181	104
Interest income	11	9
Interest expense	(168)	(85)
Other income (expense), net	24	28
(Loss)/income before income taxes	(9,895)	2,448
Income tax (benefit)/expense	(3,559)	909
Net (loss)/income	$ (6,336)	$ 1,539
Basic (loss)/ earnings per share	$ (0.23)	$ 0.06
Diluted (loss)/ earnings per share	$ (0.23)	$ 0.06
Shares used to compute (loss)/earnings per share
Basic	27,119,760	27,004,933
Diluted	27,119,760	27,180,094