Income Taxes (Narrative) (Details) (USD $)	3 Months Ended	9 Months Ended
Jul. 27, 2013	Jul. 28, 2012	Jul. 27, 2013	Jul. 28, 2012
Current Income Tax Expense (Benefit), Continuing Operations
Income tax expense	$ 23,104,000	$ 14,995,000	$ 111,177,000	$ 11,080,000
Reserve releases resulting from the settlement of an IRS audit	7,100,000		10,600,000
Change in California deferred tax asset valuation allowance as a result of the passage of Proposition 39			78,200,000
Reinstatement of federal research and development tax credit			5,700,000
Income Tax Contingency
Amount of unrecognized tax benefits that could affect the effect tax rate	72,100,000		72,100,000
Upper range of estimated potential decreases in underlying uncertain tax positions	3,600,000		3,600,000
Lower range of estimated potential decreases in underlying uncertain tax positions	$ 0		$ 0

Reinstatement of federal research and development tax credit

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to domestic income tax settlements for the period.

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The estimated lower bound of the reasonably possible change in the total amount of the unrecognized tax benefit (that will significantly increase or decrease within twelve months of the balance sheet date) for a tax position taken.

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The estimated upper bound of the reasonably possible change in the total amount of the unrecognized tax benefit (that will significantly increase or decrease within twelve months of the balance sheet date) for a tax position taken.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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The amount of the change in the period in the valuation allowance for a specified deferred tax asset.

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