Note 3 - Fair Value Disclosures (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

			Significant
	Quoted in Active		Other		Significant
	Markets for		Observable		Unobservable
	Identical Assets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
AFS securities
Fixed maturity securities
U.S. treasury	$	1,252,960	$	—	$	—	$	1,252,960
MBS/ABS/CMBS		—		38,803,341		—		38,803,341
Corporate		—		35,602,055		—		35,602,055
Municipal		—		17,541,694		—		17,541,694
Redeemable preferred stocks		—		188,921		—		188,921
Total fixed maturity securities		1,252,960		92,136,011		—		93,388,971
Equity securities
Common stocks		20,438,907		—		—		20,438,907
Perpetual preferred stocks		—		2,772,605		—		2,772,605
Total equity securities		20,438,907		2,772,605		—		23,211,512
Total marketable investments measured at fair value	$	21,691,867	$	94,908,616	$	—	$	116,600,483

			Significant
	Quoted in Active		Other		Significant
	Markets for		Observable		Unobservable
	Identical Assets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
AFS securities
Fixed maturity securities
U.S. treasury	$	1,345,992	$	—	$	—	$	1,345,992
MBS/ABS/CMBS		—		41,023,871		—		41,023,871
Corporate		—		41,206,964		—		41,206,964
Municipal		—		22,031,831		—		22,031,831
Redeemable preferred stocks		—		232,885		—		232,885
Total fixed maturity securities		1,345,992		104,495,551		—		105,841,543
Equity securities
Common stocks		23,608,197		—		—		23,608,197
Perpetual preferred stocks		—		2,780,450		—		2,780,450
Total equity securities		23,608,197		2,780,450		—		26,388,647
Total marketable investments measured at fair value	$	24,954,189	$	107,276,001	$	—	$	132,230,190