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Fair Value Measurement, Financial Instruments And Risk Management (Summary Of Activity Associated With Cash Flow Hedges Reflected In AOCI) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 29, 2013
Dec. 30, 2012
Fair Value Disclosures [Abstract]    
Beginning balance, net of tax $ 21 $ 1,542
Changes in fair value gain, net of tax 0 481
Reclass to earnings, net of tax (21) (2,002)
Ending balance, net of tax $ 0 $ 21