Revision of Previously Issued Consolidated Financial Statements (Details) - USD ($)	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Consolidated Statements of Operations [Abstract]
Net investment income	$ 3,118,736	$ 2,953,382
Change in fair value of equity securities	16,290,482	12,376,263
Income tax expense (benefit)	3,750,990	2,602,806
Net income attributable to common shareholders	$ 12,774,687	$ 9,239,779
Basic income per share (in dollars per share)	$ 4.05	$ 2.92
Diluted income per share (in dollars per share)	$ 4.05	$ 2.92
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income	$ 12,798,260	$ 9,268,796
Unrealized holding gains (losses) arising during the period, pre-tax	922,207	(784,888)
Tax (expense) benefit on unrealized holding gains (losses) arising during the period	(193,664)	164,827
Unrealized holding gains (losses) arising during period, net of tax	728,543	(620,061)
Subtotal: Other comprehensive income (loss), net of tax	728,543	(620,061)
Consolidated Statements of Cash Flows [Abstract]
Net income	12,798,260	9,268,796
Accretion of investments	55,126	(254,643)
Change in fair value of equity securities	(16,290,482)	(12,376,263)
Change in deferred income taxes	$ 3,703,042	2,557,601
As Previously Reported [Member]
Consolidated Statements of Operations [Abstract]
Net investment income		3,048,789
Change in fair value of equity securities		12,020,406
Income tax expense (benefit)		2,432,629
Net income attributable to common shareholders		$ 9,149,506
Basic income per share (in dollars per share)		$ 2.88
Diluted income per share (in dollars per share)		$ 2.88
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income		$ 9,178,523
Unrealized holding gains (losses) arising during the period, pre-tax		(1,443,139)
Tax (expense) benefit on unrealized holding gains (losses) arising during the period		303,060
Unrealized holding gains (losses) arising during period, net of tax		(1,140,079)
Subtotal: Other comprehensive income (loss), net of tax		(1,140,079)
Consolidated Statements of Cash Flows [Abstract]
Net income		9,178,523
Accretion of investments		(350,050)
Change in fair value of equity securities		(12,020,406)
Change in deferred income taxes		2,387,424
Adjustments [Member]
Consolidated Statements of Operations [Abstract]
Net investment income		(95,407)
Change in fair value of equity securities		355,857
Income tax expense (benefit)		170,177
Net income attributable to common shareholders		$ 90,273
Basic income per share (in dollars per share)		$ 0.04
Diluted income per share (in dollars per share)		$ 0.04
Consolidated Statements of Comprehensive Income (Loss) [Abstract]
Net income		$ 90,273
Unrealized holding gains (losses) arising during the period, pre-tax		658,251
Tax (expense) benefit on unrealized holding gains (losses) arising during the period		(138,233)
Unrealized holding gains (losses) arising during period, net of tax		520,018
Subtotal: Other comprehensive income (loss), net of tax		520,018
Consolidated Statements of Cash Flows [Abstract]
Net income		90,273
Accretion of investments		95,407
Change in fair value of equity securities		(355,857)
Change in deferred income taxes		$ 170,177