CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 1,106	$ 1,523
Accounts receivable, net of allowance of $1,296 and $1,211, respectively	6,714	7,140
Inventory	299	232
Costs and estimated earnings in excess of billings on uncompleted contracts	5,321	2,547
Prepaid expenses and other current assets	118	321
Total current assets	13,558	11,763
Property, plant and equipment, net	12,471	13,103
Investment in joint venture	485	984
Intangibles, net	122	126
Goodwill	4,916	4,916
Other assets	920	607
Total assets	32,472	31,499
LIABILITIES AND STOCKHOLDERS' EQUITY
Accounts payable and accrued liabilities	3,309	4,289
Billings in excess of costs and estimated earnings on uncompleted contracts	860	753
Deferred revenues	0	44
Current portion of long-term debt	1,880	680
Total current liabilities	6,049	5,766
Long-term debt, net	2,139	2,936
Total liabilities	8,188	8,702
Commitments and contingencies (Note 9)
Stockholders' equity:
Preferred stock, $0.001 par value, 10,000 shares authorized, 0 shares issued and outstanding	0	0
Common stock, $0.001 par value, 24,500 shares authorized, 10,831 and 10,152 shares issued and outstanding, respectively	11	10
Additional paid-in capital	64,210	63,970
Accumulated deficit	(39,937)	(41,183)
Total stockholders' equity	24,284	22,797
Total liabilities and stockholders' equity	$ 32,472	$ 31,499