Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value) (Details) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands		Jan. 28, 2017	Oct. 29, 2016
Assets
Money market funds	[1]	$ 871,751	$ 914,724
Derivative assets		129	514
Total assets measured at fair value		871,880	915,238
Liabilities
Derivative liabilities		442	354
Total liabilities measured at fair value		442	354
Quoted Prices In Active Markets For Identical Instruments (Level 1)
Assets
Money market funds	[1]	871,751	914,724
Derivative assets		0	0
Total assets measured at fair value		871,751	914,724
Liabilities
Derivative liabilities		0	0
Total liabilities measured at fair value		0	0
Significant Other Observable Inputs (Level 2)
Assets
Money market funds	[1]	0	0
Derivative assets		129	514
Total assets measured at fair value		129	514
Liabilities
Derivative liabilities		442	354
Total liabilities measured at fair value		442	354
Significant Unobservable Inputs (Level 3)
Assets
Money market funds	[1]	0	0
Derivative assets		0	0
Total assets measured at fair value		0	0
Liabilities
Derivative liabilities		0	0
Total liabilities measured at fair value		$ 0	$ 0

[1] Money market funds are reported within “Cash and cash equivalents” on the Company’s Condensed Consolidated Balance Sheets.