Condensed Consolidated Statements of Earnings (unaudited) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net sales	$ 12,460,000	$ 18,031,000
Cost of sales	10,394,000	15,071,000
Gross margin	2,066,000	2,960,000
Engineering, selling & administrative expenses	1,947,000	2,373,000
Operating Earnings	119,000	587,000
Interest expense	15,000	37,000
Other income, net	(5,000)	0
Income tax expense	38,000	1,000
Net Earnings	$ 71,000	$ 549,000
Earnings per share:
Basic earnings per share (in Dollars per share)	$ 0.01	$ 0.05
Diluted earnings per share (in Dollars per share)	$ 0.01	$ 0.05
Basic average common shares outstanding (in Shares)	11,731,842	11,692,765
Diluted average common shares outstanding (in Shares)	11,731,842	11,695,171