Consolidated Condensed Statements of Operations (Unaudited) (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Income Statement [Abstract]
Net sales	$ 51,241	$ 50,160	$ 105,114	$ 96,791
Cost of products sold	39,682	36,738	80,449	70,837
Selling, general & administrative expenses	12,544	12,153	25,380	24,723
(Loss) income from operations	(985)	1,269	(715)	1,231
Other income (expense)
Interest expense, net	(202)	(183)	(347)	(462)
Other income (expense)	462	(235)	1,103	(544)
Total other income (expense)	260	(418)	756	(1,006)
(Loss) income before income taxes and other items	(725)	851	41	225
(Benefit from) provision for income taxes	(205)	200	75	215
Net (loss) income	(520)	651	(34)	10
Noncontrolling interests	1	(45)		(52)
Net (loss) income from continuing operations of controlling interests	(519)	606	(34)	(42)
Net (loss) income of discontinued operation, net of noncontrolling interests		(549)		(627)
Net (loss) income attributable to controlling interests	$ (519)	$ 57	$ (34)	$ (669)
Basic
Continuing operations	$ (0.15)	$ 0.18	$ (0.01)	$ (0.01)
Discontinued operation		$ (0.16)		$ (0.18)
Basic earnings (loss) per share	$ (0.15)	$ 0.02	$ (0.01)	$ (0.19)
Diluted
Continuing operations	$ (0.15)	$ 0.18	$ (0.01)	$ (0.01)
Discontinued operation		$ (0.16)		$ (0.18)
Diluted earnings (loss) per share	$ (0.15)	$ 0.02	$ (0.01)	$ (0.19)
Weighted average shares outstanding
Basic	3,443,444	3,441,463	3,442,395	3,441,498
Diluted	3,443,444	3,447,049	3,442,395	3,441,498