Consolidated Statement of Changes in Stockholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance at Dec. 28, 2013	$ 695	$ 110,605	$ 815	$ (43,237)	$ (7,500)	$ 61,378
Balance (in Shares) at Dec. 28, 2013	13,892,265				1,473,306
Issuance of stock under employee stock purchase plan	1	154				155
Issuance of stock under employee stock purchase plan (in Shares)	33,862					33,862
Translation adjustment			(294)			(294)
Issuance of stock upon exercise of stock options	3	245				248
Issuance of stock upon exercise of stock options (in Shares)	54,500					54,500
Share-based compensation expense		368				368
Reclass of currency translation			166	(166)
Net income				3,220		3,220
Balance at Jun. 28, 2014	$ 699	$ 111,372	$ 687	$ (40,183)	$ (7,500)	$ 65,075
Balance (in Shares) at Jun. 28, 2014	13,980,627				1,473,306