Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Income Statement [Abstract]
Net sales	$ 46,667	$ 49,135
Cost of products sold	40,607	44,489
Gross margin	6,060	4,646
Selling, general and administrative expenses	4,628	4,479
Operating income	1,432	167
Interest expense and other financing costs	(863)	(689)
Other income, net	4	28
Income (loss) before income taxes	573	(494)
Provision (benefit) for income taxes	1,072	(534)
Net (loss) income	$ (499)	$ 40
Net (loss) income per common share - Basic	$ (0.07)	$ 0.01
Net (loss) income per common share - Diluted	$ (0.07)	$ 0.01
Weighted average shares of common stock outstanding
Basic	7,014,836	6,924,131
Diluted	7,014,836	7,063,703