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Consolidated Condensed Statements of Stockholders' Equity (Parenthetical) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Jan. 25, 2015
Jan. 26, 2014
Statement of Stockholders' Equity [Abstract]    
Tax benefit included in issuance under stock plans $ 39us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation $ 18us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation