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Income Taxes (Details Textuals) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 27, 2013	Jan. 29, 2012
Income Tax Disclosure [Abstract]
Effective income tax rate (benefit) provision	(88.90%)	26.40%
Tax benefit from resolution of prior uncertainties	$ 11
Tax benefit on US Federal tax credit reinstatement	$ 10

- 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.

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