Note 2 - Investments - Schedule of Cost or Amortized cost and Estimated Fair Values of Investments (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Amortized Cost	$ 103,689,841	$ 102,145,223
Debt Securities, Available-for-Sale, Total	91,727,759	105,841,543
Gross Unrealized Gains	53,712	4,220,575
Gross Unrealized Losses	(12,015,794)	(524,255)
Fixed maturity securities, amortized cost	103,689,841	102,145,223
US Treasury Securities [Member]
Amortized Cost	1,352,998	1,352,044
Debt Securities, Available-for-Sale, Total	1,245,719	1,345,992
Gross Unrealized Gains	0	11,276
Gross Unrealized Losses	(107,279)	(17,328)
Fixed maturity securities, amortized cost	1,352,998	1,352,044
MBS,ABS,CMBS [Member]
Amortized Cost	39,826,320	40,712,275
Debt Securities, Available-for-Sale, Total	36,504,807	41,023,871
Gross Unrealized Gains	579	607,483
Gross Unrealized Losses	(3,322,092)	(295,887)
Fixed maturity securities, amortized cost	39,826,320	40,712,275
Corporate Debt Securities [Member]
Amortized Cost	40,797,326	38,959,905
Debt Securities, Available-for-Sale, Total	36,080,909	41,206,964
Gross Unrealized Gains	10,194	2,434,738
Gross Unrealized Losses	(4,726,611)	(187,679)
Fixed maturity securities, amortized cost	40,797,326	38,959,905
US States and Political Subdivisions Debt Securities [Member]
Amortized Cost	21,497,392	20,905,194
Debt Securities, Available-for-Sale, Total	17,690,172	22,031,831
Gross Unrealized Gains	41,619	1,149,998
Gross Unrealized Losses	(3,848,839)	(23,361)
Fixed maturity securities, amortized cost	21,497,392	20,905,194
Redeemable Preferred Stock [Member]
Amortized Cost	215,805	215,805
Debt Securities, Available-for-Sale, Total	206,152	232,885
Gross Unrealized Gains	1,320	17,080
Gross Unrealized Losses	(10,973)	0
Fixed maturity securities, amortized cost	$ 215,805	$ 215,805