Goodwill, Purchased Technology and Other Intangible Assets (Schedule of Goodwill and Other Indefinite-lived Intangible Assets) (Details) - USD ($) $ in Millions	Jul. 31, 2016	Oct. 25, 2015
Indefinite-lived intangible assets
Goodwill	$ 3,305	$ 3,302
Other Intangible Assets	25	25
Total	3,330	3,327
Semiconductor Systems [Member]
Indefinite-lived intangible assets
Goodwill	2,151	2,151
Other Intangible Assets	0	0
Total	2,151	2,151
Applied Global Services [Member]
Indefinite-lived intangible assets
Goodwill	999	996
Other Intangible Assets	5	5
Total	1,004	1,001
Display and Adjacent Markets [Member]
Indefinite-lived intangible assets
Goodwill	155	155
Other Intangible Assets	20	20
Total	$ 175	$ 175