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Derivative Instruments and Hedging Activities (Gain/Loss Recognized in Income) (Details) - Foreign exchange contracts - USD ($)
$ in Millions
3 Months Ended
Jan. 29, 2017
Jan. 31, 2016
Derivative Instruments, Gain (Loss) [Line Items]    
Gain (loss) on derivatives not designated as hedging instruments $ 31 $ (4)
General and administrative    
Derivative Instruments, Gain (Loss) [Line Items]    
Gain (loss) on derivatives not designated as hedging instruments $ 31 $ (4)