Net Income Per Share (Schedule Of Calculation Of Basic And Diluted Net Income Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Jan. 28, 2012		Jan. 29, 2011
Net Income (Loss) Per Share [Line Items]
Net income	$ 58,584		$ 26,918
Weighted-average shares used in computing basic net income per share	452,494		465,108
Basic net income per share	$ 0.13		$ 0.06
Weighted-average shares used in computing diluted net income per share	468,738		491,166
Net income per share - diluted	$ 0.12		$ 0.05
Stock Options [Member]
Net Income (Loss) Per Share [Line Items]
Dilutive potential common shares	9,890		16,369
Antidilutive potential common shares	19,818	[1]	24,483	[1]
Other Share Based Awards [Member]
Net Income (Loss) Per Share [Line Items]
Dilutive potential common shares	6,354		9,689
Antidilutive potential common shares	1,076	[1]	1,140	[1]

[1] These amounts are excluded from the computation of diluted net income per share.