CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net loss	$ (993)	$ (1,331)
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:
Equity in net income of joint venture	0	(133)
Share-based compensation	274	253
Bad debt (credit) expense	0	(55)
Depreciation and amortization	812	841
Gain on disposal of property, plant and equipment, net	(1,070)	0
Write-off of deferred financing fees	23	0
Changes in assets and liabilities:
Accounts receivable, net	584	(3,428)
Costs and estimated earnings in excess of billings on uncompleted contracts	(920)	2,147
Prepaid expenses and other current assets	(55)	203
Other assets	15	45
Inventory, net	0	(18)
Accounts payable and accrued liabilities	207	(727)
Billings in excess of costs and estimated earnings on uncompleted contracts	3,218	436
Net cash (used in) provided by operating activities	2,095	(1,767)
Cash flows from investing activities:
Purchases of property, plant and equipment	(588)	(296)
Proceeds from sale of property, plant and equipment	3,800	0
Repayments on notes receivable	7	15
Distribution from joint venture	161	65
Net cash (used in) provided by investing activities	3,380	(216)
Cash flows from financing activities:
Purchase of treasury shares	(4)	0
Proceeds from bank loans	300	1,750
Cash paid for deferred financing costs	(15)	(25)
Release of compensating balance	3,900	0
Repayments of long-term debt	(3,047)	(398)
Net cash provided by financing activities	1,134	1,327
Change in cash	6,609	(656)
Cash, beginning of period	374	1,412
Cash, end of period	$ 6,983	$ 756