| Cover | Dec. 26, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 26, 2023 |
| Entity File Number | 001-36747 |
| Entity Registrant Name | Vivani Medical, Inc. |
| Entity Central Index Key | 0001266806 |
| Entity Tax Identification Number | 02-0692322 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 1350 S. Loop Road |
| Entity Address, City or Town | Alameda, |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94502 |
| City Area Code | (415) |
| Local Phone Number | 506-8462 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock |
| Trading Symbol | VANI |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
