Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 220	$ 331
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	1,321	1,269
Gain on disposal of assets	0	(1)
Stock-based compensation	109	85
Deferred income tax benefit	(6)	(121)
Inventory reserve	0	85
Allowance for (recovery of) bad debts	21	(273)
Changes in working capital:
Trade accounts receivables	(1,133)	(976)
Inventories	730	3,210
Other current assets	(507)	(23)
Accounts payable and accrued expenses	618	(325)
Net cash provided by operating activities	1,373	3,261
CASH FLOWS FROM INVESTING ACTIVITIES:
Additions to property, plant and equipment	(1,707)	(790)
Net cash used in investing activities	(1,707)	(790)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from lines of credit	0	3
Payments on lines of credit	0	(197)
Proceeds from export credit refinancing facility	0	935
Payments on export credit refinancing facility	(215)	(1,508)
Payments on long-term bank debt	(460)	(537)
Proceeds from the issuance of common stock through exercise of warrants	0	1,398
Net cash (used in) provided by financing activities	(675)	94
Effect of foreign currency exchange rate fluctuations on cash and cash equivalents	106	3
Net (decrease) increase in cash and cash equivalents	(903)	2,568
Cash and cash equivalents at beginning of period	3,716	813
Cash and cash equivalents at end of period	2,813	3,381
Supplemental cash flow disclosures:
Interest paid	59	77
Income taxes paid	209	45
Non-cash investing activities:
Capital expenditures financed through accounts payable and accrued expenses	$ 320	$ 0