Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows from operating activities
Net (loss)/income	$ (6,336)	$ 1,539
Depreciation and amortization	5,378	5,531
Deferred financing cost amortization	33	33
Bad debt expense	(1)	0
Deferred income taxes	(98)	606
Stock-based compensation	774	635
Gain on sale of property and equipment	(14)	(104)
Excess tax benefit from stock option exercise	0	0
Change in operating assets and liabilities, excluding effects of businesses acquired:
Accounts receivable	(4,355)	9,111
Income tax receivable	(3,491)	398
Inventory	41	(647)
Note receivable	5	0
Prepaid expenses and other	(108)	(723)
Restricted cash	(13,952)	0
Costs and estimated earnings in excess of billings on uncompleted contracts	(1,964)	(2,363)
Accounts payable	(570)	(12,078)
Accrued liabilities	(1,030)	1,047
Income tax payable	0	(81)
Billings in excess of costs and estimated earnings on uncompleted contracts, net	5,677	2,653
Deferred revenue	(14)	(15)
Net cash provided by (used in) operating activities	(20,025)	5,542
Cash flows from investing activities:
Proceeds from sale of property and equipment	40	314
Purchase of property and equipment	(16,260)	(5,284)
Net cash used in investing activities	(16,220)	(4,970)
Cash flows from financing activities:
Borrowings on long-term debt	13,000	0
Exercise of stock options	13	0
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	0	0
Excess tax benefit from stock option exercise	0	0
Increase in loan costs	0	0
Purchases of shares into treasury	0	0
Net cash (used in) provided by financing activities	13,013	0
Net change in cash and cash equivalents	(23,232)	572
Cash and cash equivalents at beginning of period	38,979	23,174
Cash and cash equivalents at end of period	15,747	23,746
Supplemental disclosures of cash flow information:
Interest	121	1
Taxes (net of refunds)	$ 30	$ 2