Consolidated Statements of Operations - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Interest and fees on loans		$ 59,630	$ 46,740	$ 114,799	$ 89,804
Interest and dividends on investment securities		2,096	371	2,769	610
Total interest income	[1]	61,726	47,111	117,568	90,414
Interest on deposits		11,329	4,912	19,928	9,066
Interest on long-term debt		2,940	3,318	5,793	6,539
Interest on short-term borrowings		766	0	1,554	0
Total interest expense		15,035	8,230	27,275	15,605
Net interest income (loss)		46,691	38,881	90,293	74,809
Provision for credit losses		8,476	7,759	12,514	10,999
Net interest income after provision for credit losses		38,215	31,122	77,779	63,810
Other income (loss)
Gain on sale of loans and medallion		1,306	2,667	3,161	4,543
Write-down of loan collateral in process of foreclosure		(21)	(128)	(273)	(514)
Gain on equity investments		99	4,241	9	4,108
Other income		558	578	1,128	750
Total other income, net		1,942	7,358	4,025	8,887
Other expenses
Salaries and employee benefits		9,339	7,730	18,175	15,298
Loan servicing fees		2,361	2,119	4,583	4,072
Collection costs		1,608	999	3,146	2,342
Professional fees		1,368	4,392	3,075	8,384
Rent expense		603	490	1,226	1,135
Regulatory fees		781	560	1,463	1,011
Amortization of intangible assets		363	363	723	721
Other expenses		2,580	2,160	5,004	3,882
Total other expenses		19,003	18,813	37,395	36,845
Income before income taxes		21,154	19,667	44,409	35,852
Income tax provision		5,472	4,856	11,854	9,687
Net income after taxes		15,682	14,811	32,555	26,165
Less: income attributable to the non-controlling interest		1,512	1,511	3,024	3,024
Total net income attributable to Medallion Financial Corp.		$ 14,170	$ 13,300	$ 29,531	$ 23,141
Basic net income per share		$ 0.63	$ 0.55	$ 1.32	$ 0.95
Diluted net income per share		$ 0.62	$ 0.54	$ 1.29	$ 0.93
Weighted average common shares outstanding
Basic		22,488,463	24,153,015	22,416,089	24,459,870
Diluted		22,853,927	24,421,867	22,915,094	24,751,012

[1] Included in interest income is $0.4 million and $0.6 million of paid-in-kind interest for the three and six months ended June 30, 2023 and $0.2 million and $0.3 million for the three and six months ended June 30, 2022.