Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
ASSETS
Cash and cash equivalents	$ 38,979	$ 23,174
Accounts receivable:
Trade, net of allowance of $0	20,954	40,211
Retainage	5,977	10,643
Other	1,111	4,988
Income taxes receivable	13,998	7,668
Note receivable	51	90
Inventory	3,361	2,991
Deferred tax asset	1,182	1,794
Costs and estimated earnings in excess of billings on uncompleted contracts	15,112	26,103
Prepaid expenses and other	2,470	2,076
Total current assets	103,195	119,738
Property and equipment, net	146,107	155,311
Accounts receivable, long-term	1,410	0
Goodwill	32,168	32,168
Intangible assets, net of accumulated amortization	0	5
Other assets	207	357
Total assets	283,087	307,579
Current liabilities:
Trade	11,977	25,519
Retainage	374	377
Accrued liabilities	9,339	12,463
Taxes payable	0	262
Billings in excess of costs and estimated earnings on uncompleted contracts	5,665	4,389
Total current liabilities	27,355	43,010
Other long-term liabilities	606	746
Deferred income taxes	21,287	16,707
Deferred revenue	203	260
Total liabilities	49,451	60,723
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, 27,436,922 and 27,017,165 issued; 27,119,191 and 27,004,934 outstanding at December 31, 2011 and December 31, 2010, respectively	274	270
Treasury stock, 317,731 and 12,231 shares at December 31, 2011 and 2010, respectively, at cost	(3,003)	0
Additional paid-in capital	157,560	154,667
Retained earnings	78,805	91,919
Total stockholders’ equity	233,636	246,856
Total liabilities and stockholders’ equity	$ 283,087	$ 307,579