Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Income Statement [Abstract]
Sales, net	$ 7,073	$ 4,369
Expenses
Cost of products	3,838	2,702
Selling, general and administrative	2,736	2,340
Total expenses	6,574	5,042
Operating income (loss)	499	(673)
Other expense:
Net interest expense
Other expense	(20)	(5)
Total other expense	(20)	(5)
Income (loss) before income taxes	479	(678)
Income tax (expense) benefit	(74)	277
Net income (loss)	$ 405	$ (401)
Net earnings (loss) per share-basic:	$ 0.03	$ (0.03)
Net earnings (loss) per share-diluted:	$ 0.03	$ (0.03)
Weighted average shares outstanding-basic	13,545,482	13,533,949
Weighted average shares outstanding-diluted	13,556,369	13,533,949