Condensed Consolidated Statements of Operations and Comprehensive Income/(Loss) (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Statement [Abstract]
Net sales	$ 6,627	$ 8,235	$ 22,415	$ 24,374
Cost of sales	4,568	5,752	15,552	17,387
Gross profit	2,059	2,483	6,863	6,987
Operating expenses:
Selling, general and administrative	1,892	1,993	6,370	6,608
Engineering and product development	289	274	908	929
Total operating expenses	2,181	2,267	7,278	7,537
(Loss)/Income from operations	(122)	216	(415)	(550)
Other income (expense):
Interest income	21	11	65	34
Interest expense	(134)	(90)	(388)	(273)
Other, net	(162)	144	(55)	549
Gain on extinguishment of debt				275
Total other (expense)/income, net	(275)	65	(378)	585
(Loss)/Income/ before income taxes	(397)	281	(793)	35
Income tax (benefit)/expense	(12)	160	220	398
(Loss)/Income from continuing operations	(385)	121	(1,013)	(363)
(Loss)/Income from discontinued operations				(9)
Net (Loss)/Income	(385)	121	(1,013)	(372)
Foreign currency translation adjustment	795	277	93	422
Comprehensive Income/(loss)	$ 410	$ 398	$ (920)	$ 50
Weighted average shares outstanding
Basic	10,705	10,692	10,700	10,687
Diluted	10,705	10,692	10,700	10,687
Basic
Continuing operations	$ (0.04)	$ 0.01	$ (0.09)	$ (0.03)
Discontinued operations				$ 0.00
Net (Loss)/income	$ (0.04)	$ 0.01	$ (0.09)	$ (0.03)
Diluted
Continuing operations	$ (0.04)	$ 0.01	$ (0.09)	$ (0.03)
Discontinued operations
Net (Loss)/Income	$ (0.04)	$ 0.01	$ (0.09)	$ (0.03)