| Document and Entity Information | Jul. 27, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K/A |
| Amendment Flag | true |
| Amendment Description | This Amendment No. 1 on Form 8-K/A (this “Form 8-K/A”) is an amendment to the Current Report on Form 8-K of Primis Financial Corp., filed on July 27, 2023. Following the initial filing, the Registrant discovered that Item 2.01 was incorrectly tagged in the submission. The Registrant is amending the Original Form 8-K to include the correct item tag Item 2.02. No disclosure has been changed as a result of this error. |
| Document Period End Date | Jul. 27, 2023 |
| Entity Registrant Name | PRIMIS FINANCIAL CORP. |
| Entity Central Index Key | 0001325670 |
| Entity Emerging Growth Company | false |
| Entity File Number | 001-33037 |
| Entity Incorporation, State or Country Code | VA |
| Entity Tax Identification Number | 20-1417448 |
| Entity Address, Address Line One | 1676 International Drive, Suite 900 |
| Entity Address, City or Town | McLean |
| Entity Address, State or Province | VA |
| Entity Address, Postal Zip Code | 22102 |
| City Area Code | 703 |
| Local Phone Number | 893-7400 |
| 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 | FRST |
| Security Exchange Name | NASDAQ |
