Stock-Based Compensation (Stock-Based Compensation, Unrecognized Compensation Expense And Weighted-Average Period) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 26, 2013
Stock options
Share-based Compensation Arrangement by Share-based Payment Award
Unrecognized Compensation Expense	$ 5,550
Weighted-Average Period (in years)	1 year 10 months 28 days
Restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award
Unrecognized Compensation Expense	92,645
Weighted-Average Period (in years)	2 years 0 months 22 days
Employee stock purchase plan
Share-based Compensation Arrangement by Share-based Payment Award
Unrecognized Compensation Expense	$ 14,896
Weighted-Average Period (in years)	1 year 0 months 0 days