Income Taxes (Details Textual) (USD $)	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013	Dec. 28, 2013
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 4,000	$ 50,000	$ 29,000	$ 58,000
Deferred Tax Assets					10,000,000
Deferred Income Tax Expense (Benefit)	0
Unrecognized tax benefits recognition impact on income tax rate					$ 1,000,000