Summary Of Significant Accounting Policies (Summary of Statements of Cash Flows Restatement Adjustments) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 28, 2015	Jun. 29, 2014	Jun. 28, 2015	Jun. 29, 2014	Dec. 28, 2014
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net (loss) earnings	$ (9,492)	$ 9,854	$ (12,051)	$ 9,725	$ 10,953
Deferred taxes			(1,006)	(194)
Other assets			7,400	$ 3,357
As Previously Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net (loss) earnings	(5,407)		(6,152)
Deferred taxes			(39)
Other assets			534
Restatement Adjustments
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net (loss) earnings	$ (4,085)		(5,899)
Deferred taxes			(967)
Other assets			$ 6,866