CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 4,979	$ 3,730
Accounts receivable, net of allowance of $27 and $245, respectively	5,854	5,518
Inventory	232	223
Costs and estimated earnings in excess of billings on uncompleted contracts	84
Prepaid expenses and other current assets	262	267
Total current assets	11,411	9,738
Property, plant and equipment, net	12,036	11,676
Investment in joint venture	1,163	3,146
Intangibles, net	2,502	2,908
Goodwill	4,916	4,916
Other assets	416	1,240
Total assets	32,444	33,624
Current liabilities:
Accounts payable and accrued liabilities	2,566	5,719
Billings in excess of costs and estimated earnings on uncompleted contracts	1,767	446
Deferred revenues	260	315
Current portion of long-term debt	2,893	1,609
Total current liabilities	7,486	8,089
Long-term debt, net	173	2,443
Total liabilities	7,659	10,532
Commitments and contingencies (Note 12)
Preferred stock, $0.001 par value, 10,000 shares authorized, 0 shares issued and outstanding, respectively
Common stock, $0.001 par value, 490,000 shares authorized, 204,874 and 207,399 shares, respectively, issued and outstanding	205	207
Additional paid-in capital	63,309	63,751
Accumulated deficit	(38,729)	(40,866)
Total stockholders' equity	24,785	23,092
Total liabilities and stockholders' equity	$ 32,444	$ 33,624