| Cover Page | Nov. 26, 2019 |
| Cover page. | |
| Document Type | 8-K |
| Document Period End Date | Nov. 26, 2019 |
| Entity Registrant Name | Dell Technologies Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-37867 |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class C Common Stock, par value $0.01 per share |
| Trading Symbol | DELL |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001571996 |
| Amendment Flag | false |
