Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - 6 months ended Jul. 04, 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)	32,940
Issuance of stock under employee stock purchase plan	$ 2	177				179
Translation adjustment			(1,377)			$ (1,377)
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		611				611
Issuance of stock upon vesting of restricted stock awards (in shares)	3,333
Net income				2,077		2,077
Balance (in shares) at Jul. 04, 2015	14,188,440				1,476,780
Balance at Jul. 04, 2015	$ 709	$ 113,336	$ (1,286)	$ (60,856)	$ (7,529)	$ 44,374