Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Description of Business and Summary of Significant Accounting Policies (Narrative - Discontinued Operations) (Details) $ in Billions	4 Months Ended	8 Months Ended	9 Months Ended
	Aug. 07, 2019 segment	Apr. 03, 2020 segment	Apr. 03, 2020 segment	Nov. 04, 2019 USD ($)	Aug. 08, 2019 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of reportable segments \| segment	2	1	1
Enterprise Security \| Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration from sale of businesses, including discontinued operations \| $				$ 10.7	$ 10.7