CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Oct. 02, 2011	Sep. 30, 2012	Oct. 02, 2011
Net sales	$ 26,863	$ 29,220	$ 84,589	$ 88,109
Cost of sales	17,193	19,408	54,123	59,154
Gross profit	9,670	9,812	30,466	28,955
Operating expenses:
Research and development	1,016	1,029	2,961	3,320
Pension expense	1,675	1,363	5,025	4,552
Selling, general and administrative	5,088	5,170	15,598	15,713
Total operating expenses	7,779	7,562	23,584	23,585
Income from continuing operations before income taxes	1,891	2,250	6,882	5,370
Provision for income taxes	231	284	774	627
Income from continuing operations	1,660	1,966	6,108	4,743
Income (loss) from discontinued operations, net of tax	(159)	(232)	5,493	(853)
Net income	$ 1,501	$ 1,734	$ 11,601	$ 3,890
Earnings per common share - basic:
Income from continuing operations (in dollars per share)	$ 0.52	$ 0.62	$ 1.93	$ 1.51
Income (loss) from discontinued operations (in dollars per share)	$ (0.05)	$ (0.07)	$ 1.73	$ (0.27)
Net income per common share (in dollars per share)	$ 0.47	$ 0.55	$ 3.66	$ 1.24
Earnings per common share - diluted:
Income from continuing operations (in dollars per share)	$ 0.51	$ 0.61	$ 1.87	$ 1.48
Income (loss) from discontinued operations (in dollars per share)	$ (0.05)	$ (0.07)	$ 1.68	$ (0.27)
Net income per common share (in dollars per share)	$ 0.46	$ 0.54	$ 3.55	$ 1.21
Weighted average shares outstanding:
Basic (in shares)	3,174	3,143	3,168	3,137
Diluted (in shares)	3,255	3,203	3,263	3,196