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Warranty, Guarantees and Contingencies (Details) - USD ($)
$ in Millions
3 Months Ended
Jan. 28, 2018
Jan. 29, 2017
Movement in Standard Product Warranty Accrual [Roll Forward]    
Beginning balance $ 199 $ 153
Warranties issued 46 40
Change in reserves related to preexisting warranty 2 3
Consumption of reserves (43) (26)
Ending balance $ 204 $ 170