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Derivative Financial Instruments (Description Of Derivative Assets And Liabilities To Fair Value Measurement) (Details) (USD $)
In Thousands, unless otherwise specified
Apr. 26, 2013
Oct. 26, 2012
Apr. 27, 2012
Derivatives, Fair Value [Line Items]      
Total Assets $ 56 $ 16 $ 0
Total Liabilities 0 0 182
Foreign Currency Contracts [Member]
     
Derivatives, Fair Value [Line Items]      
Total Assets 56 16 0
Total Liabilities $ 0 $ 0 $ 182