CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 763	$ 3,730
Accounts receivable, net of allowance of $20 and $245, respectively	4,389	5,518
Inventory	167	223
Costs and estimated earnings in excess of billings on uncompleted contracts	27
Prepaid expenses and other current assets	223	267
Total current assets	5,569	9,738
Property, plant and equipment, net	12,000	11,676
Investment in joint venture	2,830	3,146
Intangibles, net	2,708	2,908
Goodwill	4,916	4,916
Other assets	1,282	1,240
Total assets	29,305	33,624
Current liabilities:
Accounts payable and accrued liabilities	3,392	5,719
Billings in excess of costs and estimated earnings on uncompleted contracts	720	446
Deferred revenues	320	315
Current portion of long-term debt	3,814	1,609
Total current liabilities	8,246	8,089
Long-term debt, net	433	2,443
Total liabilities	8,679	10,532
Commitments and contingencies (Note 14)
Common stock, $0.001 par value, 490,000 shares authorized, 206,033 and 207,399 shares, respectively, issued and outstanding	206	207
Additional paid-in capital	63,092	63,751
Accumulated deficit	(42,672)	(40,866)
Total stockholders' equity	20,626	23,092
Total liabilities and stockholders' equity	$ 29,305	$ 33,624