CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Net income (loss)	$ 2,137	$ (17,415)
Adjustments to reconcile net loss to net cash used in operating activities:
Impairment of goodwill		4,513
Discontinuance of ERP system project	941
Equity in net (income) loss of joint venture	(4,392)	254
Share-based compensation	424	727
Stock issued for services		14
Provision for bad debts	(223)	72
Depreciation and amortization	1,890	4,058
Gain on disposal of property, plant and equipment	(331)	(190)
Changes in assets and liabilities:
Accounts receivable	(113)	1,669
Inventory	(9)	79
Costs and estimated earnings in excess of billings on uncompleted contracts	(84)	267
Prepaid expenses and other current assets	345	233
Other assets	(55)	189
Accounts payable and accrued liabilities	(3,492)	2,827
Deferred revenues	(55)	227
Billings in excess of costs and estimated earnings on uncompleted contracts	1,321	(1,567)
Net cash used in operating activities	(1,696)	(4,043)
Cash flows from investing activities:
Cash distribution received from joint venture	6,375
Purchases of property, plant and equipment	(2,014)	(2,634)
Proceeds from sale of property, plant and equipment	508	251
Cash paid for patents	(7)
Investment in cost method securities		(25)
Cash paid for equity investment in joint venture		(1,400)
Contribution of net assets of wholly-owned subsidiary		10,119
Cash paid for capitalized software	(79)	(278)
Repayments received on (cash paid for) note receivable	16	(87)
Net cash provided by investing activities	4,799	5,946
Cash flows from financing activities:
Funds used for purchase of common stock	(818)
Proceeds from sale of common stock		1,901
Common stock surrendered for settlement of employee payroll taxes	(50)	(25)
Proceeds from bank term loan	800
Repayments of long-term debt	(1,786)	(961)
Net cash (used in) provided by financing activities	(1,854)	915
Increase in cash and equivalents	1,249	2,818
Cash and cash equivalents, beginning of year	3,730	912
Cash and cash equivalents, end of year	4,979	3,730
Supplemental schedule of operating, investing and financing activities:
Cash paid for interest	278	519
Prepaid insurance purchased on credit	340	305
Property, plant and equipment acquired with capital lease		253
Property, plant and equipment reclassified to other assets		$ 100