DOCUMENT AND ENTITY INFORMATION - shares	6 Months Ended
	Jun. 30, 2018	Aug. 03, 2018
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2018
Document Fiscal Year Focus	2018
Document Fiscal Period Focus	Q2
Entity Registrant Name	Bimini Capital Management, Inc.
Entity Central Index Key	0001275477
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Entity Well Known Seasoned Issuer	No
Trading Symbol	BMNM
Class A Common Stock [Member]
Entity Common Stock Shares Outstanding		12,704,598
Class B Common Stock [Member]
Entity Common Stock Shares Outstanding		31,938
Class C Common Stock [Member]
Entity Common Stock Shares Outstanding		31,938