Note 2 - Investments - Components of Net Investment Income (Details) - USD ($)	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Investment income	$ 1,158,166	$ 1,326,642
Less investment expenses	(6,544)	(27,650)
Investment income, net	1,151,622	1,298,992
Fixed Maturities [Member]
Investment income	275,333	277,489
Mortgages [Member]
Investment income	27,391	72,917
Equity Securities [Member]
Investment income	154,674	147,931
Funds Withheld on Coinsurance Assets [Member]
Investment income	700,308	827,997
Cash and Cash Equivalents [Member]
Investment income	$ 460	$ 308

Amount, before investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments.

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