Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 40,584	$ 43,084
Accounts receivable:
Trade, net of allowance of $0	32,661	45,072
Retainage	6,790	8,213
Other	641	1,712
Income taxes receivable	2,842	3,110
Note receivable	46	46
Inventory	5,223	4,354
Deferred tax asset	37	37
Costs and estimated earnings in excess of billings on uncompleted contracts	19,892	19,245
Asset held for sale	920	920
Prepaid expenses and other	1,897	2,857
Total current assets	111,533	128,650
Property and equipment, net	147,069	150,671
Accounts receivable, long-term	1,410	1,410
Inventory, non-current	915	915
Goodwill	34,817	34,817
Intangible Assets, Net (Excluding Goodwill)	386	627
Other assets	220	225
Total assets	296,350	317,315
Current liabilities:
Current debt	9,343	12,621
Accounts payable:
Trade	20,054	28,744
Retainage	1,799	2,433
Accrued liabilities	9,401	12,456
Accrued Income Taxes, Current	432	252
Billings in excess of costs and estimated earnings on uncompleted contracts	10,669	16,369
Total current liabilities	51,698	72,875
Long-term debt	0	0
Other long-term liabilities	857	564
Deferred income taxes	17,654	18,496
Deferred revenue	117	146
Total liabilities	70,326	92,081
Commitments and contingencies
Stockholders’ equity:
Preferred stock -- $0.01 par value, 10,000,000 authorized, none issued	0	0
Common stock -- $0.01 par value, 50,000,000 authorized, 27,627,321 and 27,530,220 issued; 27,309,590 and 27,212,489 outstanding at June 30, 2013 and December 31, 2012, respectively	277	275
Treasury stock, 317,731 shares, at cost	(3,003)	(3,003)
Additional paid-in capital	162,613	160,973
Retained earnings	66,079	66,939
Equity attributable to common stockholders	225,966	225,184
Noncontrolling interest	58	50
Total stockholders’ equity	226,024	225,234
Total liabilities and stockholders’ equity	$ 296,350	$ 317,315