|**Financial Instruments and Commodity Contracts (Tables)**                                               | 6 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   
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|**Derivative Instruments and Hedging Activities Disclosure [Abstract]**                                  |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
|Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance [Table Text Block] | The following table presents the location and amount of loss (gain) recognized in ourConsolidated Statements of Operationsrelated to derivatives:Three Months Ended April 30,Six Months Ended April 30,(in millions)Location in Consolidated                                                                                                                                                             Statements of Operations2016201520162015Cross currency swapsOther income, net$—$1$—$3Foreign currency contractsOther income, net5—41Commodity forward contractsCosts of products sold(7)(5)(2)5Total (income) loss$(2)$(4)$2$9                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          
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|(in millions)                                                                                            | Location in Consolidated                                                                                                                                                             Statements of Operations                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    
|Cross currency swaps                                                                                     | Other income, net                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
|Foreign currency contracts                                                                               | Other income, net                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                
|Commodity forward contracts                                                                              | Costs of products sold                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           
|Total (income) loss                                                                                      |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
|Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]                      | The following table presents the outstanding foreign currency contracts as ofApril 30, 2016andOctober 31, 2015:(in millions)CurrencyNotional AmountMaturityAs of April 30, 2016Forward exchange contractEUR€19April 2016 - October 2016(A)Forward exchange contractCADC$75April 2016 - September 2016(B)Forward exchange contractMXN₱868April 2016 - May 2016(C)As of October 31, 2015Forward exchange contractEUR€30November 2015 - October 2016(D)Forward exchange contractCADC$25November 2015Forward exchange contractMXN₱1,270November 2015_________________________(A)    Forward exchange contracts of€3 millionmatured in April 2016 but settled in May 2016,€4 millionmatured in May 2016,€4 millionmature in June 2016, and€2 millionmature each month from July 2016 through October 2016.(B)    Forward exchange contracts ofC$15 millionmatured in April 2016 but settled in May 2016,C$15 millionmatured in May 2016,C$15 millionmature in June and July 2016,C$10 millionmature in August 2016, andC$5 millionmature in September 2016.(C)       Forward exchange contracts of₱436 millionmatured in April 2016 but settled in May 2016 and₱432 millionmatured in May 2016.(D)    Forward exchange contracts of€2 millionsettled in November 2015,€3 millionmatured in November 2015,€3 millionmatured in December 2015,€4 millionmatured in January 2016, and€2 millionmature each month from February 2016 through October 2016.
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|(in millions)                                                                                            | Currency                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
|As of April 30, 2016                                                                                     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
|Forward exchange contract                                                                                | EUR                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
|Forward exchange contract                                                                                | CAD                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
|Forward exchange contract                                                                                | MXN                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
|As of October 31, 2015                                                                                   |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
|Forward exchange contract                                                                                | EUR                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
|Forward exchange contract                                                                                | CAD                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              
|Forward exchange contract                                                                                | MXN                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              

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