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Document and Entity Information	12 Months Ended
	Dec. 31, 2024
Cover [Abstract]
Document Type	DEFR14A
Amendment Flag	true
Amendment Description	Amendment No. 1
Entity Registrant Name	MEDALLION FINANCIAL CORP.
Entity Central Index Key	0001000209

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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