Income Taxes (Details 4) (USD $)	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012
Changes in the balances of gross unrecognized tax benefits
Balance at beginning of period	$ 3,032,000	$ 943,000
Additions for tax positions taken during prior years	372,000	2,344,000
Settlements with tax authorities	(3,032,000)	(255,000)
Balance at end of the period	372,000	3,032,000
Interest on unrecognized tax benefits	67,000
Unrecognized tax benefits being recognized as a reduction to the effective income tax rate	47,000
Unrecognized tax benefits
Amount of unrecognized tax benefits that is reasonably possible to be reversed within the next twelve months	47,000
Additional disclosures
Undistributed earnings from foreign subsidiaries	$ 3,200,000