Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
Mar. 29, 2015	Mar. 30, 2014	Dec. 28, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Income tax benefit	$ (1,885)	$ (1,220)
Net loss	(2,559)	$ (129)	$ 10,953
Accrued customer incentives and rebates	$ 10,500		12,500
Cash dividend declared (USD per share)	$ 0.50	$ 0
Dividend payable	$ 21,384		$ 0
Stock Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividend payable	400
Restatement Adjustments
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Income tax benefit	(1,814)
Net loss	(1,814)
Income Tax Adjustment [Member] \| Restatement Adjustments
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Income tax benefit	1,000
Net loss	$ 1,000

Aggregate dividends declared during the period for each share of common stock outstanding.

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