Note 2 - Investments - Components of Net Investment Income (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Investment income	$ 7,426,109	$ 5,263,191
Less investment expenses	(1,013,440)	(464,992)
Investment income, net	6,412,669	4,798,199
Fixed Maturities [Member]
Investment income	4,712,515	2,159,129
Mortgages [Member]
Investment income	1,678,623	758,362
Equity Securities [Member]
Investment income	686,999	669,721
Funds Withheld on Coinsurance Assets [Member]
Investment income	0	1,581,453
Other Invested Assets [Member]
Investment income	218,784	47,241
Cash and Cash Equivalents [Member]
Investment income	$ 129,188	$ 47,285