CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Sales	$ 28,325	$ 27,481
Cost of sales	18,410	18,367
Gross profit	9,915	9,114
Operating expenses:
Selling, general and administrative (excluding pension)	5,425	6,600
Research and development	2,684	4,156
Pension	2,543	1,827
Total operating expenses	10,652	12,583
Operating loss	(737)	(3,469)
Interest expense	(648)	(687)
Loss on condemnation of property and equipment	(667)
Other income (expense), net	47	(415)
Loss before income tax provision	(2,005)	(4,571)
Income tax provision	(100)	(73)
Net loss	$ (2,105)	$ (4,644)
Net loss per common share - basic and diluted:	$ (0.19)	$ (0.42)
Weighted average common shares outstanding - basic and diluted	11,089	11,089