Note 2 - Investments - Components of Net Investment Income (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Investment income	$ 2,611,339	$ 1,456,924	$ 4,430,175	$ 2,615,090
Less investment expenses	(827,515)	(37,859)	(1,140,681)	(44,403)
Investment income, net	1,783,884	1,419,065	3,289,494	2,570,687
Fixed Maturities [Member]
Investment income	1,856,114	283,929	2,895,537	559,262
Mortgages [Member]
Investment income	493,991	88,959	1,003,013	116,350
Equity Securities [Member]
Investment income	184,430	157,824	394,800	312,498
Funds Withheld on Coinsurance Assets [Member]
Investment income	0	921,201	0	1,621,509
Other Invested Assets [Member]
Investment income	54,925	0	100,865	0
Cash and Cash Equivalents [Member]
Investment income	$ 21,939	$ 5,011	$ 35,960	$ 5,471