Summary Of Significant Accounting Policies (Summary of Statements of Cash Flows Restatement Adjustments) (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 29, 2015	Mar. 30, 2014	Dec. 28, 2014
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	$ (2,559)	$ (129)	$ 10,953
Deferred taxes	(1,008)	(93)
Other assets	6,637	$ 3,995
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	(745)
Deferred taxes	(41)
Other assets	3,856
Restatement Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net loss	(1,814)
Deferred taxes	(967)
Other assets	$ 2,781