Summary Of Significant Accounting Policies (Aggregate Impact of Restatement Adjustments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 30, 2014	Mar. 31, 2013	Dec. 29, 2013
Net revenues	$ 147,406	$ 148,173
Operating income	2,166	(2,215)
Interest expense	1,256	2,564
Income taxes expense	1,220	0
Net loss	(129)	(7,481)	(18,927)
Restatement Adjustments
Net revenues		(662)
Operating income		(913)
Interest expense		505
Income taxes expense		(279)
Net loss		(1,139)
Spain Transaction Adjustment [Member] | Restatement Adjustments
Net revenues		(900)
Operating income		(900)
Interest expense		(500)
Income taxes expense		(300)
Net loss		$ (1,100)