Special Charges - Summary of Company's Special Charges (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended	24 Months Ended
Nov. 03, 2012	Aug. 04, 2012	May 05, 2012	Feb. 04, 2012	Oct. 29, 2011	Jul. 30, 2011	Apr. 30, 2011	Feb. 04, 2011	Nov. 03, 2012	Oct. 29, 2011	Oct. 30, 2010	Oct. 31, 2009	Nov. 01, 2008	Nov. 03, 2012 Closure of Wafer Fabrication Facility in Sunnyvale [Member]	Oct. 29, 2011 Closure of Wafer Fabrication Facility in Sunnyvale [Member]	Oct. 30, 2010 Closure of Wafer Fabrication Facility in Sunnyvale [Member]	Oct. 31, 2009 Closure of Wafer Fabrication Facility in Sunnyvale [Member]	Nov. 01, 2008 Closure of Wafer Fabrication Facility in Sunnyvale [Member]	Nov. 03, 2012 Reduction of Operating Costs [Member]	Oct. 29, 2011 Reduction of Operating Costs [Member]	Oct. 30, 2010 Reduction of Operating Costs [Member]	Oct. 31, 2009 Reduction of Operating Costs [Member]	Nov. 01, 2008 Reduction of Operating Costs [Member]	Nov. 03, 2012 Closure of a Wafer Fabrication Facility in Cambridge [Member]	Oct. 29, 2011 Closure of a Wafer Fabrication Facility in Cambridge [Member]	Oct. 30, 2010 Closure of a Wafer Fabrication Facility in Cambridge [Member]	Oct. 31, 2009 Closure of a Wafer Fabrication Facility in Cambridge [Member]	Nov. 01, 2008 Closure of a Wafer Fabrication Facility in Cambridge [Member]	Oct. 30, 2010 Closure of a Wafer Fabrication Facility in Cambridge [Member]
Summary of the Company's special charges, Income Statement
Workforce reductions									$ 7,966	$ 2,239	$ 10,908	$ 34,029	$ 1,627	$ 0	$ 0	$ 0	$ 0	$ 0	$ 7,966	$ 2,239	$ 10,908	$ 26,583	$ 1,627	$ 0	$ 0	$ 0	$ 7,446	$ 0
Facility closure costs									186		5,064	2,468		0		375	0		186		0	2,411		0		4,689	57
Non-cash impairment charge									219		487	15,468		0		0	0		219		487	839		0		0	14,629
Other items									60		24	500		0		0	0		60		24	500		0		0	0
Total Fiscal Charges	$ 0	$ 5,836	$ 0	$ 2,595	$ 2,239	$ 0	$ 0	$ 0	$ 8,431	$ 2,239	$ 16,483	$ 52,465	$ 1,627	$ 0	$ 0	$ 375	$ 0	$ 0	$ 8,431	$ 2,239	$ 11,419	$ 30,333	$ 1,627	$ 0	$ 0	$ 4,689	$ 22,132	$ 0	$ 26,800

The charge against earnings in the period, comprised of costs incurred associated with an exit or disposal activity other than for a discontinued operations as defined under generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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The charge against earnings in the period, comprised of costs associated with restructuring activities not otherwise specified in the taxonomy pursuant to a duly authorized plan, excluding a discontinued operation as defined by generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, but excludes costs associated with the retirement of a long-lived asset and severance costs associated with established compensation plans.

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- Definition

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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- Definition

The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits.

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