| Cover | Oct. 22, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 22, 2021 |
| Entity File Number | 000-22345 |
| Entity Registrant Name | SHORE BANCSHARES, INC. |
| Entity Central Index Key | 0001035092 |
| Entity Tax Identification Number | 52-1974638 |
| Entity Incorporation, State or Country Code | MD |
| Entity Address, Address Line One | 18 E. Dover St. |
| Entity Address, City or Town | Easton |
| Entity Address, State or Province | MD |
| Entity Address, Postal Zip Code | 21601 |
| City Area Code | 410 |
| Local Phone Number | 763-7800 |
| Written Communications | true |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.01 per share |
| Trading Symbol | SHBI |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
