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Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 29, 2012	Jul. 31, 2011	Jul. 29, 2012	Jul. 31, 2011
Income Taxes (Textual) [Abstract]
Effective income tax rate	27.80%	28.80%	26.40%	27.70%
Decrease in unrecognized tax benefits in the next 12 months	$ 9		$ 9
Increase in non-current deferred taxes and income taxes payable			$ 282

- 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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