Goodwill and Intangible Assets (Details Textual) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Dec. 28, 2013
Goodwill and Intangible Assets (Textual) [Abstract]
Carrying value of goodwill	$ 533		$ 533	[1]
Amortization expense	$ 36	$ 117

[1] Derived from the audited consolidated financial statements included in the Annual Report on Form 10-K filed with the SEC for the year ended December 28, 2013.