Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2016	Feb. 21, 2017
Document and Entity Information [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2016
Entity Registrant Name	MORGAN GROUP HOLDING CO
Entity Central Index Key	0001162283
Current Fiscal Year End Date	--12-31
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2016
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		3,359,055
Entity Public Float		$ 544,000
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes