Document and Entity Information |
3 Months Ended |
|---|---|
Mar. 31, 2019 | |
| Document And Entity Information [Abstract] | |
| Entity Registrant Name | Provident Bancorp, Inc. /MD/ |
| Entity Central Index Key | 0001778784 |
| Entity Filer Category | Accelerated Filer |
| Document Type | S-1 |
| Document Period End Date | Mar. 31, 2019 |
| Amendment Flag | false |
| Entity Small Business | true |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | true |