Goodwill, Purchased Technology and Other Intangible Assets (Schedule of Purchased Technology and Intangible Assets) (Details) - USD ($) $ in Millions	Jan. 29, 2017	Oct. 30, 2016
Summary of Purchased Technology and Intangible Assets [Line Items]
Finite lived assets	$ 504	$ 550
Intangible assets - indefinite-lived	23	25
Total	527	575
Purchased technology, net
Summary of Purchased Technology and Intangible Assets [Line Items]
Finite lived assets	367	409
Intangible assets
Summary of Purchased Technology and Intangible Assets [Line Items]
Finite lived assets	137	141
Intangible assets - indefinite-lived	$ 23	$ 25