Condensed Consolidated Statements of Operations-Unaudited (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Condensed Consolidated Statements of Operations [Abstract]
REVENUES	$ 6,131,000	$ 7,398,000
Cost and Expenses:
Manufacturing cost of sales	4,535,000	4,996,000
Engineering, selling and administrative	2,410,000	2,680,000
OPERATING LOSS	(814,000)	(278,000)
Other Income (Expense):
Interest expense, net	(8,000)	(19,000)
Other income, net	13,000	1,000
Total Other Income (Expense)	5,000	(18,000)
LOSS BEFORE INCOME TAXES	(809,000)	(296,000)
Income tax benefit	0	213,000
NET LOSS	$ (809,000)	$ (83,000)
Weighted average number of shares used in basic and diluted net income (loss) per common share calculation (in shares)	2,594,784	2,598,144
BASIC AND DILUTED NET INCOME (LOSS) PER COMMON SHARE (in dollars per share)	$ (0.31)	$ (0.03)