Condensed Consolidated Statements of Operations (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net sales	$ 9,065	$ 7,790	$ 24,054	$ 21,356
Cost of sales	6,355	5,472	17,308	15,146
Gross profit	2,710	2,318	6,746	6,210
Operating expenses:
Selling, general and administrative	2,221	2,491	7,384	7,591
Engineering and product development	374	458	1,246	1,382
Employee transaction costs	0	872	0	872
Total operating expenses	2,595	3,821	8,630	9,845
Income (loss) from operations	115	(1,503)	(1,884)	(3,635)
Other income (expense):
Interest income	10	36	34	83
Interest expense	(99)	(303)	(268)	(1,873)
Other, net	(25)	(285)	(82)	6
Gain on extinguishment of debt	0	450	0	450
Total other expense, net	(114)	(102)	(316)	(1,334)
Income (loss) before income taxes	1	(1,605)	(2,200)	(4,969)
Income tax expense (benefit)	54	(208)	(4)	(647)
Net loss from continuing operations	(53)	(1,397)	(2,196)	(4,322)
Discontinued operations:
Income from discontinued operations	110	338	526	2,225
Tax provision on discontinued operations	43	48	154	757
Income from discontinued operations	67	290	372	1,468
Net income (loss)	$ 14	$ (1,107)	$ (1,824)	$ (2,854)
Weighted average shares outstanding
Basic (in shares)	10,668	10,319	10,667	10,256
Diluted (in shares)	10,668	10,319	10,667	10,256
Basic
Net loss (in dollars per share)	$ 0.00	$ (0.11)	$ (0.17)	$ (0.28)
Diluted
Net loss (in dollars per share)	$ 0.00	$ (0.11)	$ (0.17)	$ (0.28)