CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 02, 2015	Sep. 26, 2014	Oct. 02, 2015	Sep. 26, 2014
Statement of Comprehensive Income
Sales	$ 9,375	$ 7,656	$ 27,666	$ 20,040
Cost of sales	(6,049)	(4,371)	(17,956)	(12,669)
Gross profit	3,326	3,285	9,710	7,371
Operating expenses:
Selling, general and administrative	(1,535)	(1,637)	(5,132)	(5,211)
Research and development	(563)	(537)	(1,702)	(1,608)
Pension	(49)	(359)	(473)	(777)
Pension settlement			(3,620)
Total operating expenses	(2,147)	(2,533)	(10,927)	(7,596)
Operating income (loss)	1,179	752	(1,217)	(225)
Other expense, net	(231)	(192)	(404)	(567)
Income (loss) before income tax benefit (provision)	948	560	(1,621)	(792)
Income tax benefit (provision)	(27)	79	(55)	12
Net income (loss)	$ 921	$ 639	$ (1,676)	$ (780)
Net income (loss) per common share - basic and diluted	$ 0.08	$ 0.06	$ (0.15)	$ (0.07)
Weighted average common shares outstanding - basic	11,177	11,089	11,141	11,089
Weighted average common shares outstanding - diluted	11,705	11,435	11,141	11,089
Comprehensive income (loss), net of tax:
Net income (loss)	$ 921	$ 639	$ (1,676)	$ (780)
Other comprehensive income (loss):
Reclassification of pension expense to net income (loss)	0	101	195	305
Pension settlement			31,776
Other comprehensive income		101	31,971	305
Total comprehensive income (loss)	$ 921	$ 740	$ 30,295	$ (475)