Goodwill, Purchased Technology and Other Intangible Assets (Schedule of Goodwill and Other Indefinite-lived Intangible Assets) (Details) - USD ($) $ in Millions	Jan. 28, 2018	Oct. 29, 2017
Indefinite-lived intangible assets
Goodwill	$ 3,368	$ 3,368
Semiconductor Systems
Indefinite-lived intangible assets
Goodwill	2,151	2,151
Applied Global Services
Indefinite-lived intangible assets
Goodwill	1,018	1,018
Display and Adjacent Markets
Indefinite-lived intangible assets
Goodwill	$ 199	$ 199

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant