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Warranty, Guarantees and Contingencies (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 29, 2017
Jan. 31, 2016
Movement in Standard Product Warranty Accrual [Roll Forward]    
Beginning balance $ 153 $ 126
Warranties issued 40 26
Change in reserves related to preexisting warranty 3 (11)
Consumption of reserves (26) (22)
Ending balance $ 170 $ 119