Note 2 - Investments (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Schedule of Realized Gain (Loss) [Table Text Block]

	For the Three-Months Ended March 31,
								Net Realized
	Proceeds		Gains		Losses			Gains (Losses)
2023
Fixed maturity securities	$	3,830,441	$	—	$	(40,520	)	$	(40,520	)
Common stocks		778,071		126,001		(185,458	)		(59,457	)
Preferred stocks		95,628		24,412		—			24,412
2022
Fixed maturity securities	$	2,445,125	$	9,727	$	—		$	9,727
Common stocks		636,104		204,190		(8,070	)		196,120
Preferred stocks		365,508		7,745		(6,007	)		1,738

Investments Classified by Contractual Maturity Date [Table Text Block]

	Amortized Cost		Fair Value
Due in one year or less	$	2,001,003	$	1,974,481
Due after one year through five years		15,987,197		15,341,170
Due after five years through 10 years		19,663,932		17,803,642
Due after 10 years		25,844,312		21,805,280
Asset and mortgage-backed securities without a specific due date		42,847,960		40,259,680
Redeemable preferred stocks		308,444		297,584
Total fixed maturity securities	$	106,652,848	$	97,481,837

Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]

					Gross Unrealized
	Amortized Cost		Fair Value		Gains		Losses
2023
Fixed maturity securities:
U.S. Treasury	$	1,352,511	$	1,270,102	$	—	$	(82,409	)
MBS/ABS/CMBS		42,847,960		40,259,680		94,625		(2,682,905	)
Corporate		41,385,970		37,979,132		99,207		(3,506,045	)
Municipal		20,757,963		17,675,339		138,836		(3,221,460	)
Redeemable preferred stock		308,444		297,584		—		(10,860	)
Total fixed maturity securities	$	106,652,848	$	97,481,837	$	332,668	$	(9,503,679	)

					Gross Unrealized
	Amortized Cost		Fair Value		Gains		Losses
2022
Fixed maturity securities:
U.S. Treasury	$	1,352,752	$	1,252,960	$	—	$	(99,792	)
MBS/ABS/CMBS		41,858,596		38,803,341		51,477		(3,106,732	)
Corporate		39,716,139		35,602,055		38,867		(4,152,951	)
Municipal		21,437,389		17,541,694		78,117		(3,973,812	)
Redeemable preferred stock		215,805		188,921		—		(26,884	)
Total fixed maturity securities	$	104,580,681	$	93,388,971	$	168,461	$	(11,360,171	)

Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]

	March 31, 2023									December 31, 2022
				12 Months									12 Months
	< 12 Months			& Greater			Total			< 12 Months			& Greater			Total
Fixed Maturity Securities:
U.S. Treasury
Fair value	$	—		$	1,270,102		$	1,270,102		$	615,367		$	637,594		$	1,252,961
Amortized cost		—			1,352,510			1,352,510			652,424			700,329			1,352,753
Unrealized loss		—			(82,409	)		(82,409	)		(37,057	)		(62,735	)		(99,792	)
MBS/ABS/CMBS
Fair value		8,486,970			23,680,223			32,167,193			21,199,819			12,833,310			34,033,129
Amortized cost		8,765,241			26,084,857			34,850,098			22,564,779			14,575,082			37,139,861
Unrealized loss		(278,271	)		(2,404,634	)		(2,682,905	)		(1,364,960	)		(1,741,772	)		(3,106,732	)
Corporate
Fair value		17,022,608			16,761,188			33,783,797			27,688,403			5,829,396			33,517,799
Amortized cost		17,757,398			19,532,444			37,289,842			30,584,890			7,085,860			37,670,750
Unrealized loss		(734,790	)		(2,771,256	)		(3,506,045	)		(2,896,487	)		(1,256,464	)		(4,152,951	)
Municipal
Fair value		2,456,155			10,316,853			12,773,008			11,502,050			2,079,831			13,581,881
Amortized cost		2,660,564			13,333,904			15,994,468			14,590,996			2,964,697			17,555,693
Unrealized loss		(204,409	)		(3,017,050	)		(3,221,460	)		(3,088,946	)		(884,866	)		(3,973,812	)
Redeemable preferred stock
Fair value		297,584			—			297,584			188,921			—			188,921
Amortized cost		308,444			—			308,444			215,805			—			215,805
Unrealized loss		(10,860	)		—			(10,860	)		(26,884	)		—			(26,884	)
Total
Fair value		28,263,317			52,028,366			80,291,683			61,194,560			21,380,131			82,574,691
Amortized cost		29,491,647			60,303,715			89,795,362			68,608,894			25,325,968			93,934,862
Unrealized loss		(1,228,329	)	$	(8,275,349	)	$	(9,503,679	)	$	(7,414,334	)	$	(3,945,837	)	$	(11,360,171	)