Income Taxes (Schedule Of Effective Income Tax Rate) (Details)	12 Months Ended
Oct. 29, 2011	Oct. 30, 2010	Oct. 31, 2009
Income Taxes [Abstract]
U.S. federal statutory income tax rate	35.00%	35.00%	35.00%
State taxes, net of federal tax benefit	3.30%	4.00%	(2.60%)
Foreign income taxed at other than U.S. rates	(48.20%)	(32.60%)	7.60%
Stock-based compensation	11.80%	12.60%	(13.10%)
Research and development credit	(17.60%)	(10.40%)	22.20%
Acquisition-related impairment			(33.30%)
Permanent items	1.20%	0.90%	(1.90%)
Change in liabilities for uncertain tax positions	2.50%	(29.00%)	(26.00%)
Repatriation from offshore operations	62.60%
Audit settlement and reinstated tax credit	(11.70%)	10.20%
Other	(2.60%)	0.40%	3.50%
Effective tax rate	36.30%	(8.90%)	(8.60%)

Effective income tax rate reconciliation audit settlement and reinstated tax credit.

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Effective income tax rate reconciliation change in liabilities for uncertain tax positions.

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Effective income tax rate reconciliation permanent items.

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Effective income tax rate reconciliation repatriation from offshore operations.

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Income tax reconciliation tax credits research rate.

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- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

+ References

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The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the difference between statutory income tax rates in foreign jurisdictions and the domestic federal statutory income tax rate recorded during the period.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to nondeductible impairment losses under enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to differences in the deductibility or nondeductibility of incentive stock options and other equity-based compensation costs in accordance with generally accepted accounting principles and enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to all other items not otherwise listed in the existing taxonomy.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the state and local income tax expense or benefit, net of the federal tax benefit (expense) thereon, recorded during the period.

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