Consolidated Statements of Operations - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Interest and fees on loans		$ 46,740	$ 37,132	$ 89,804	$ 73,987
Interest and dividends on investment securities		371	243	610	468
Total interest income	[1]	47,111	37,375	90,414	74,455
Interest on deposits		4,912	4,465	9,066	9,176
Interest on long-term debt		3,318	3,173	6,539	6,467
Interest on short-term borrowings		0	246	0	649
Total interest expense		8,230	7,884	15,605	16,292
Net interest income (loss)		38,881	29,491	74,809	58,163
Provision (benefit) for loan losses		7,759	(682)	10,999	2,336
Net interest income (loss) after loss provision		31,122	30,173	63,810	55,827
Other income (loss)
Gain on equity investments		4,241	3,205	4,108	3,205
Write-down of loan collateral in process of foreclosure		(128)	(2,162)	(514)	(4,947)
Gain on extinguishment of debt		0	2,859	0	4,626
Sponsorship and race winnings, net		0	4,345	0	6,818
Other income (loss)		3,245	(480)	5,293	1
Total other income net		7,358	7,767	8,887	9,703
Other expenses
Salaries and employee benefits		7,730	7,901	15,298	13,586
Professional fees		4,392	2,224	8,384	2,730
Loan servicing fees		2,119	1,731	4,072	3,378
Collection costs		999	1,641	2,342	2,874
Rent expense		490	624	1,135	1,299
Regulatory fees		560	456	1,011	895
Amortization of intangible assets		363	361	721	722
Race team related expenses		0	2,674	0	4,796
Other expenses		2,160	2,208	3,882	4,182
Total other expenses		18,813	19,820	36,845	34,462
Income before income taxes		19,667	18,120	35,852	31,068
Income tax provision		4,856	6,528	9,687	10,406
Net income after taxes		14,811	11,592	26,165	20,662
Less: income attributable to the non-controlling interest		1,511	1,325	3,024	1,964
Total net income attributable to Medallion Financial Corp.		$ 13,300	$ 10,267	$ 23,141	$ 18,698
Basic net income per share		$ 0.55	$ 0.42	$ 0.95	$ 0.76
Diluted net income per share		$ 0.54	$ 0.41	$ 0.93	$ 0.75
Weighted average common shares outstanding
Basic		24,153,015	24,595,822	24,459,870	24,557,511
Diluted		24,421,867	24,950,512	24,751,012	24,923,023

[1] Included in interest income is $0.2 million and $0.3 million of paid-in-kind interest for the three and six months ended June 30, 2022 and $0.2 million and $0.5 million for the three and six months ended June 30, 2021.