Segment Information (Schedule of Revenue by Type) (Details) $ in Millions		3 Months Ended			6 Months Ended
		Jul. 31, 2020 USD ($)	Aug. 02, 2019 USD ($)		Jul. 31, 2020 USD ($) segment	Aug. 02, 2019 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment					1
Disaggregation of Revenue [Line Items]
Revenue	[1],[2]	$ 2,875	$ 2,632	[3]	$ 5,609	$ 5,082	[3]
Total license and subscription and SaaS
Disaggregation of Revenue [Line Items]
Revenue		1,350	1,212		2,583	2,269
License
Disaggregation of Revenue [Line Items]
Revenue	[1],[2]	719	773	[3]	1,379	1,419	[3]
Subscription and SaaS
Disaggregation of Revenue [Line Items]
Revenue	[1],[2]	631	439	[3]	1,204	850	[3]
Total services
Disaggregation of Revenue [Line Items]
Revenue	[1],[2]	1,525	1,420	[3]	3,026	2,813	[3]
Software maintenance
Disaggregation of Revenue [Line Items]
Revenue		1,270	1,172		2,515	2,319
Professional services
Disaggregation of Revenue [Line Items]
Revenue		$ 255	$ 248		$ 511	$ 494

[1] Effective the fourth quarter of fiscal 2020, revenue recognized from subscription and SaaS offerings, as well as the related cost of subscription and SaaS revenue, are being presented separately (refer to Note A).

[2] Includes related party revenue as follows (refer to Note C):License$364 $360 $687 $639Subscription and SaaS122 79 237 151Services478 350 921 676

[3] Adjusted to reflect the recast of prior period information due to the Pivotal Software, Inc. (“Pivotal”) acquisition in fiscal 2020, which was accounted for as a transaction between entities under common control (refer to Note A).