Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Income Statement [Abstract]
NET SALES	$ 9,487	$ 10,036	$ 30,914	$ 29,458
Cost of sales	8,771	8,452	27,393	25,379
GROSS MARGIN	716	1,584	3,521	4,079
Technical services, research and development	55	56	141	146
Selling, general and administrative expenses	1,081	1,068	3,490	2,972
Loss on disposal of assets	0	(4)	0	(3)
OPERATING (LOSS) INCOME	(420)	456	(110)	958
OTHER INCOME (EXPENSE):
Interest expense, net	(28)	(43)	(86)	(140)
Gain (loss) on foreign currency exchange rate	21	20	(2)	(59)
Other, net	3	0	18	28
Total Other Expense	(4)	(23)	(70)	(171)
(LOSS) INCOME BEFORE INCOME TAX	(424)	433	(180)	787
Income tax expense	(95)	142	(71)	165
NET (LOSS) INCOME	$ (329)	$ 291	$ (109)	$ 622
(Loss) earnings per common share:
Basic	$ (0.09)	$ 0.08	$ (0.03)	$ 0.19
Diluted	$ (0.09)	$ 0.08	$ (0.03)	$ 0.18
Weighted average common shares outstanding:
Basic	3,542	3,542	3,542	3,319
Diluted	3,542	3,550	3,542	3,398