Stock-Based Compensation (Schedule Of Equity Compensation Plans) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	Oct. 26, 2013		Oct. 27, 2012	Oct. 29, 2011	Oct. 30, 2010
Stock options
Share-based Compensation Arrangement by Share-based Payment Award
Number of securities to be Issued upon exercise of outstanding options, warrants and rights	12,561		29,497	50,765	71,666
Weighted-average exercise price of options outstanding	$ 6.19		$ 5.43	$ 4.91	$ 4.82
Number of securities remaining available for future issuance under equity compensation plans	56,756
Equity Compensation Plans Approved By Stockholders
Share-based Compensation Arrangement by Share-based Payment Award
Number of securities to be Issued upon exercise of outstanding options, warrants and rights	9,686	[1],[2]
Weighted-average exercise price of options outstanding	$ 6.51	[1]
Number of securities remaining available for future issuance under equity compensation plans	56,756	[1],[3]
Equity Compensation Plans Not Approved By Stockholders
Share-based Compensation Arrangement by Share-based Payment Award
Number of securities to be Issued upon exercise of outstanding options, warrants and rights	2,875	[4],[5]
Weighted-average exercise price of options outstanding	$ 5.12	[4]
Number of securities remaining available for future issuance under equity compensation plans	0	[4]

[1] Primarily consist of the 2009 ESPP, the 2009 and 1999 Director Plans, and the 2009 and 1999 Stock Plans.

[2] Amount excludes purchase rights accrued under the 2009 ESPP. As of October 26, 2013, the 2009 ESPP had a stockholder-approved reserve of 65.0 million shares, of which 27.9 million shares were available for future issuance.

[3] Amount consists of shares available for future issuance under the 2009 ESPP, the 2009 Director Plan and the 2009 Stock Plan.

[4] Consist solely of the 1999 NSO Plan described in Note 11, “Employee Compensation Plans,” of the Notes to Consolidated Financial Statements and Foundry’s 2000 NSO Plan, which was assumed in connection with our acquisition of Foundry.

[5] A substantial number of shares were granted in the first quarter of fiscal year 2013. Information relating to equity compensation plans is set forth in Note 11, “Employee Compensation Plans,” of the Notes to Consolidated Financial Statements.