Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss)	$ 444	$ (6,364)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	2,561	2,863
Inventory impairment	0	1,749
Loss on impairment of assets	0	2,950
Loss on disposal of assets	2	0
Share-based compensation	170	133
Deferred income tax (benefit) expense	(144)	378
(Recovery of) provision for bad debts	(237)	297
Changes in working capital:
Trade accounts receivables	182	861
Inventories	1,937	2,246
Other current assets	114	(157)
Accounts payable and accrued expenses	(197)	(1,457)
Net cash provided by operating activities	4,832	3,499
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant and equipment	(1,203)	(5,662)
Proceeds from sales of property, plant and equipment	2	18
Net cash used in investing activities	(1,201)	(5,644)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from lines of credit	82	6,578
Payments on lines of credit	(254)	(7,349)
Proceeds from export credit refinancing facility	1,705	4,220
Payments on export credit refinancing facility	(2,560)	(5,194)
Proceeds from long-term bank debt	0	3,641
Payments on long-term bank debt	(931)	(1,032)
Proceeds from the issuance of common stock through exercise of warrants	1,397	0
Net cash (used in) provided by financing activities	(561)	864
Effect of foreign currency exchange rate fluctuations on cash and cash equivalents	(167)	(563)
Net increase (decrease) in cash and cash equivalents	2,903	(1,844)
Cash and cash equivalents at beginning of year	813	2,657
Cash and cash equivalents at end of year	3,716	813
Supplemental cash flow disclosures:
Interest paid	147	134
Income taxes paid	95	386
Non-cash investing activities:
Capital expenditures financed through accounts payable and accrued expenses	$ 96	$ 355