Condensed Consolidated Statements of Operations-Unaudited (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Condensed Consolidated Statements of Operations [Abstract]
REVENUES	$ 6,098	$ 7,307	$ 20,461	$ 22,063
Cost and Expenses:
Manufacturing cost of sales	4,731	5,514	14,904	16,666
Engineering, selling and administrative	2,548	2,249	7,834	6,944
OPERATING LOSS	(1,181)	(456)	(2,277)	(1,547)
Other Expense:
Interest expense, net	(4)	(23)	(33)	(78)
Other income (expense), net	(14)	18	(14)	(21)
Total Other Expense	(18)	(5)	(47)	(99)
LOSS BEFORE INCOME TAXES	(1,199)	(461)	(2,324)	(1,646)
Income tax (provision) benefit	0	147	(3,922)	524
NET LOSS	$ (1,199)	$ (314)	$ (6,246)	$ (1,122)
Weighted average number of shares used in basic and diluted net income (loss) per common share calculation (in shares)	2,595,385	2,593,760	2,598,609	2,596,280
BASIC AND DILUTED NET INCOME (LOSS) PER COMMON SHARE (in dollars per share)	$ (0.46)	$ (0.12)	$ (2.4)	$ (0.43)