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Derivative Instruments And Hedging Activities (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2015	Nov. 01, 2014	Oct. 26, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Maximum derivative instrument maturity period	15 months
Foreign Currency Transaction [Abstract]
Foreign currency transaction gains (losses)	$ (0.4)	$ (0.3)	$ 0.1
Derivatives Designated As Hedging Instruments \| Prepaid Expense And Other Current Asset
Derivative Instruments, Gain (Loss)
Gross unrealized gain positions		$ 0.7
Derivatives Designated As Hedging Instruments \| Other Current Liabilities
Derivative Instruments, Gain (Loss)
Gross unrealized loss positions	$ (1.1)