Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - 9 months ended Oct. 03, 2015 - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Jan. 03, 2015	14,148,667				1,476,780
Balance at Jan. 03, 2015	$ 707	$ 112,529	$ 91	$ (62,933)	$ (7,529)	$ 42,865
Issuance of stock under employee stock purchase plan (in shares)	73,048
Issuance of stock under employee stock purchase plan	$ 4	369				373
Translation adjustment			(2,610)			$ (2,610)
Issuance of stock upon exercise of stock options (in shares)	3,500					3,500
Issuance of stock upon exercise of stock options		19				$ 19
Share-based compensation expense		907				907
Issuance of stock upon vesting of restricted stock awards (in shares)	3,333
Purchase of treasury stock (in shares)					103,182
Purchase of treasury stock					$ (508)	(508)
Net income				3,039		3,039
Balance (in shares) at Oct. 03, 2015	14,228,548				1,579,962
Balance at Oct. 03, 2015	$ 711	$ 113,824	$ (2,519)	$ (59,894)	$ (8,037)	$ 44,085