Derivative Instruments And Hedging Activities (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 26, 2013	Jan. 28, 2012
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Maximum derivative instrument maturity period	15 months
Foreign Currency Transaction [Abstract]
Foreign currency transaction gains (losses)	$ 0.1	$ (1.2)
Derivatives Designated As Hedging Instruments | Prepaid Expense And Other Current Asset
Derivative Instruments, Gain (Loss)
Gross unrealized gain positions	3.3
Derivatives Designated As Hedging Instruments | Other Accrued Liabilities
Derivative Instruments, Gain (Loss)
Gross unrealized loss positions	$ (0.9)