Goodwill, Purchased Technology and Other Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	Jan. 26, 2014	Oct. 27, 2013
Indefinite-lived intangible assets
Goodwill	$ 3,294	$ 3,294
Other Intangible Assets	142	142
Total	3,436	3,436
Silicon Systems Group [Member]
Indefinite-lived intangible assets
Goodwill	2,151	2,151
Other Intangible Assets	142	142
Total	2,293	2,293
Applied Global Services [Member]
Indefinite-lived intangible assets
Goodwill	1,027	1,027
Other Intangible Assets	0	0
Total	1,027	1,027
Display [Member]
Indefinite-lived intangible assets
Goodwill	116	116
Other Intangible Assets	0	0
Total	$ 116	$ 116