Derivative Instruments And Hedging Activities (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 29, 2016	Oct. 31, 2015	Nov. 01, 2014
Foreign Currency Transaction [Abstract]
Maximum derivative instrument maturity period	15 months
Foreign currency transaction gains (losses)	$ (0.8)	$ (0.4)	$ (0.3)
Derivatives Designated As Hedging Instruments | Prepaid Expense And Other Current Asset
Derivative Instruments, Gain (Loss)
Gross unrealized gain positions	0.5
Derivatives Designated As Hedging Instruments | Other Current Liabilities
Derivative Instruments, Gain (Loss)
Gross unrealized loss positions	$ (0.4)