CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net loss	$ (14)	$ (1,970)
Adjustments to reconcile net loss to net cash provided by operating activities:
Equity in net income of joint venture	0	(133)
Share-based compensation	309	382
Bad debt expense	0	70
Depreciation and amortization	1,295	1,270
Gain on disposal of property, plant and equipment	(1,070)	0
Write-off of deferred financing fees	23	0
Changes in assets and liabilities:
Accounts receivable	551	(2,560)
Costs and estimated earnings in excess of billings on uncompleted contracts	(848)	5,545
Prepaid expenses and other current assets	(56)	5
Other assets	37	22
Inventory	0	(2)
Accounts payable and accrued liabilities	217	(2,083)
Billings in excess of costs and estimated earnings on uncompleted contracts	2,209	260
Net cash provided by operating activities	2,653	806
Cash flows from investing activities:
Purchases of property, plant and equipment	(1,105)	(584)
Proceeds from sale of property, plant and equipment	3,800	12
Repayments on notes receivable	11	19
Distribution from joint venture	161	65
Net cash (used in) provided by investing activities	2,867	(488)
Cash flows from financing activities:
Purchase of treasury shares	(305)	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)	(2,386)
Net cash provided by (used in) financing activities	833	(661)
Change in cash	6,353	(343)
Cash, beginning of period, net of compensating balance of $3,900	374	1,412
Cash, end of period	$ 6,727	$ 1,069