Note 4 - Fair Value Measurements - Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Investments in available-for-sale securities, at fair value	$ 35,178,702	$ 37,677,578
Funds withheld embedded derivative
Funds withheld embedded derivative
Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	45,028,440	47,552,446
Funds withheld embedded derivative		(653,294)
Funds withheld embedded derivative		653,294
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value	7,582,156	7,420,060
Funds withheld embedded derivative
Funds withheld embedded derivative
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	36,808,837	39,292,292
Funds withheld embedded derivative
Funds withheld embedded derivative
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value	637,447	840,094
Funds withheld embedded derivative		(653,294)
Funds withheld embedded derivative		653,294
Fixed Maturities [Member]
Investments in available-for-sale securities, at fair value	35,178,702	37,677,578
Fixed Maturities [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	35,178,702	37,677,578
Fixed Maturities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value	669,816	702,916
Fixed Maturities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	34,322,086	36,787,862
Fixed Maturities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value	186,800	186,800
Fixed Maturities [Member] | US Treasury Securities [Member]
Investments in available-for-sale securities, at fair value	669,816	702,916
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	669,816	702,916
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value	669,816	702,916
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | US Treasury Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | Corporate Debt Securities [Member]
Investments in available-for-sale securities, at fair value	21,190,452	22,947,811
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	21,190,452	22,947,811
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	21,003,652	22,761,011
Fixed Maturities [Member] | Corporate Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value	186,800	186,800
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member]
Investments in available-for-sale securities, at fair value	6,437,570	6,796,654
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	6,437,570	6,796,654
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	6,437,570	6,796,654
Fixed Maturities [Member] | US States and Political Subdivisions Debt Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | Redeemable Preferred Stock [Member]
Investments in available-for-sale securities, at fair value	2,897,207	2,990,215
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	2,897,207	2,990,215
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	2,897,207	2,990,215
Fixed Maturities [Member] | Redeemable Preferred Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member]
Investments in available-for-sale securities, at fair value	3,983,657	4,239,982
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	3,983,657	4,239,982
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	3,983,657	4,239,982
Fixed Maturities [Member] | Collateralized Mortgage Backed Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Equity Securities [Member]
Investments in available-for-sale securities, at fair value	9,399,091	9,221,574
Equity Securities [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	9,399,091	9,221,574
Equity Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value	6,912,340	6,717,144
Equity Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	2,486,751	2,504,430
Equity Securities [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Equity Securities [Member] | Common Stock [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	7,004,840	6,808,944
Equity Securities [Member] | Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value	6,912,340	6,717,144
Equity Securities [Member] | Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	92,500	91,800
Equity Securities [Member] | Common Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Equity Securities [Member] | Preferred Stock [Member] | Fair Value, Recurring [Member]
Investments in available-for-sale securities, at fair value	2,394,251	2,412,630
Equity Securities [Member] | Preferred Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Investments in available-for-sale securities, at fair value
Equity Securities [Member] | Preferred Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Investments in available-for-sale securities, at fair value	2,394,251	2,412,630
Equity Securities [Member] | Preferred Stock [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Investments in available-for-sale securities, at fair value
Funds Withheld on Coinsurance Assets [Member] | Fair Value, Recurring [Member]
Funds withheld embedded derivative	450,647
Funds withheld embedded derivative	(450,647)
Funds Withheld on Coinsurance Assets [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]
Funds withheld embedded derivative
Funds withheld embedded derivative
Funds Withheld on Coinsurance Assets [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Funds withheld embedded derivative
Funds withheld embedded derivative
Funds Withheld on Coinsurance Assets [Member] | Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]
Funds withheld embedded derivative	450,647
Funds withheld embedded derivative	$ (450,647)