| DOCUMENT AND ENTITY INFORMATION | Nov. 10, 2022 |
| Document And Entity Information [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 10, 2022 |
| Entity Registrant Name | Bimini Capital Management, Inc. |
| Entity Central Index Key | 0001275477 |
| Entity Emerging Growth Company | false |
| City Area Code | 772 |
| Local Phone Number | 231-1400 |
| Entity Address Line 1 | 3305 Flamingo Drive |
| Entity Address City or Town | Vero Beach |
| Entity Address State or Province | FL |
| Entity Postal Zip Code | 32963 |
| Entity Incorporation, State Country Name | MD |
| Entity File Number | 001-32171 |
| Entity Tax ID Number | 72-1571637 |
| Pre Commencement Issuer Tender Offer | false |
| Pre Commencement Tender Offer | false |
| Soliciting Material | false |
| Written Communications | false |
