Cover Page - shares	3 Months Ended
	May 01, 2020	Jun. 01, 2020
Entity Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	May 01, 2020
Document Transition Report	false
Entity File Number	001-37867
Entity Registrant Name	Dell Technologies Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	80-0890963
Entity Address, Address Line One	One Dell Way
Entity Address, City or Town	Round Rock
Entity Address, State or Province	TX
Entity Address, Postal Zip Code	78682
City Area Code	800
Local Phone Number	289-3355
Title of 12(b) Security	Class C Common Stock, par value $0.01 per share
Trading Symbol	DELL
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Central Index Key	0001571996
Current Fiscal Year End Date	--01-29
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q1
Amendment Flag	false
Entity Common Stock, Shares Outstanding - Class C
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		254,592,425
Entity Common Stock, Shares Outstanding - Class A
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		384,538,823
Entity Common Stock, Shares Outstanding - Class B
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		101,685,217