Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value) (Details) (Fair Value, Measurements, Recurring [Member], USD $) In Thousands, unless otherwise specified	Apr. 28, 2012		Oct. 29, 2011
Assets, Fair Value Disclosure [Abstract]
Money market funds	$ 238,958	[1]	$ 138,959	[1]
Corporate bonds	797		774
Derivative assets	742		1,368
Total assets measured at fair value	240,497		141,101
Liabilities, Fair Value Disclosure [Abstract]
Derivative liabilities	3,436		1,790
Total liabilities measured at fair value	3,436		1,790
Quoted Prices In Active Markets For Identical Instruments (Level 1) [Member]
Assets, Fair Value Disclosure [Abstract]
Money market funds	238,958	[1]	138,959	[1]
Corporate bonds	0		0
Derivative assets	0		0
Total assets measured at fair value	238,958		138,959
Liabilities, Fair Value Disclosure [Abstract]
Derivative liabilities	0		0
Total liabilities measured at fair value	0		0
Significant Other Observable Inputs (Level 2) [Member]
Assets, Fair Value Disclosure [Abstract]
Money market funds	0	[1]	0	[1]
Corporate bonds	797		774
Derivative assets	742		1,368
Total assets measured at fair value	1,539		2,142
Liabilities, Fair Value Disclosure [Abstract]
Derivative liabilities	3,436		1,790
Total liabilities measured at fair value	3,436		1,790
Significant Unobservable Inputs (Level 3) [Member]
Assets, Fair Value Disclosure [Abstract]
Money market funds	0	[1]	0	[1]
Corporate bonds	0		0
Derivative assets	0		0
Total assets measured at fair value	0		0
Liabilities, Fair Value Disclosure [Abstract]
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 Condensed Consolidated Balance Sheets.