Investments (Summary of Amortized Cost and Fair Value of Securities by Contractual Maturity) (Details) - USD ($)	Mar. 31, 2021	Dec. 31, 2020
Schedule of Available-for-sale Securities [Line Items]
Due in one year or less, amortized cost	$ 1,849,923
Due after one year through five years, amortized cost	20,417,844
Due after five years through 10 years, amortized cost	15,114,224
Due after 10 years, amortized cost	21,536,839
Fixed maturity securities, amortized cost	97,695,883	$ 98,753,027
Due in one year or less, fair value	1,888,670
Due after one year through five years, fair value	21,645,715
Due after five years through 10 years, fair value	16,148,886
Due after 10 years, fair value	22,722,744
Fixed maturity securities, fair value	101,865,040	$ 105,740,566
Collateralized Mortgage Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Other, amortized cost	38,561,248
Other, fair value	39,224,101
Redeemable Preferred Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Other, amortized cost	215,805
Other, fair value	$ 234,923

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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