Note 3 - Fair Value Disclosures (Tables)

12 Months Ended

Dec. 31, 2023

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	$	1,289,774	$	—	$	—	$	1,289,774
MBS/ABS/CMBS		—		47,020,328		—		47,020,328
Corporate		—		42,981,718		—		42,981,718
Municipal		—		19,493,317		—		19,493,317
Redeemable preferred stocks		—		170,560		—		170,560
Total fixed maturity securities		1,289,774		109,665,923		—		110,955,697
Equity securities
Common stocks		12,191,621		—		—		12,191,621
Perpetual preferred stocks		—		2,896,296		—		2,896,296
Total equity securities		12,191,621		2,896,296		—		15,087,917
Total marketable investments measured at fair value	$	13,481,395	$	112,562,219	$	—	$	126,043,614

			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