Derivative Instruments And Hedging Activities (Schedule Of Total Gross Notional Amounts, Presented By Currency) (Details) (USD $) In Thousands, unless otherwise specified	Nov. 01, 2014	Oct. 26, 2013
Derivatives Designated As Hedging Instruments
Derivative
Total gross notional amounts, presented by currency	$ 80,957	$ 98,614
Derivatives Designated As Hedging Instruments | Euro
Derivative
Total gross notional amounts, presented by currency	14,404	16,012
Derivatives Designated As Hedging Instruments | British Pound
Derivative
Total gross notional amounts, presented by currency	11,168	25,053
Derivatives Designated As Hedging Instruments | India Rupee
Derivative
Total gross notional amounts, presented by currency	19,413	17,444
Derivatives Designated As Hedging Instruments | Singapore Dollar
Derivative
Total gross notional amounts, presented by currency	9,242	12,867
Derivatives Designated As Hedging Instruments | Swiss Franc
Derivative
Total gross notional amounts, presented by currency	7,468	11,066
Derivatives Designated As Hedging Instruments | Japanese Yen
Derivative
Total gross notional amounts, presented by currency	8,856	16,172
Derivatives Designated As Hedging Instruments | Chinese Yuan
Derivative
Total gross notional amounts, presented by currency	10,406	0
Derivatives Not Designated As Hedging Instruments
Derivative
Total gross notional amounts, presented by currency	34,091	25,478
Derivatives Not Designated As Hedging Instruments | Euro
Derivative
Total gross notional amounts, presented by currency	19,200	25,478
Derivatives Not Designated As Hedging Instruments | British Pound
Derivative
Total gross notional amounts, presented by currency	14,891	0
Derivatives Not Designated As Hedging Instruments | India Rupee
Derivative
Total gross notional amounts, presented by currency	0	0
Derivatives Not Designated As Hedging Instruments | Singapore Dollar
Derivative
Total gross notional amounts, presented by currency	0	0
Derivatives Not Designated As Hedging Instruments | Swiss Franc
Derivative
Total gross notional amounts, presented by currency	0	0
Derivatives Not Designated As Hedging Instruments | Japanese Yen
Derivative
Total gross notional amounts, presented by currency	0	0
Derivatives Not Designated As Hedging Instruments | Chinese Yuan
Derivative
Total gross notional amounts, presented by currency	$ 0	$ 0