| Document and Entity Information Document | Feb. 26, 2020 |
| Cover page. | |
| Document Type | 8-K |
| Document Period End Date | Feb. 26, 2020 |
| Entity Registrant Name | DOCUSIGN, INC. |
| Entity Central Index Key | 0001261333 |
| Amendment Flag | false |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-38465 |
| Entity Tax Identification Number | 91-2183967 |
| Entity Address, Address Line One | 221 Main St. |
| Entity Address, Address Line Two | Suite 1550 |
| Entity Address, City or Town | San Francisco |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94105 |
| City Area Code | 415 |
| Local Phone Number | 489-4940 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | DOCU |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
