Investments (Schedule of Unrealized Loss on Investments) (Details) - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Investments [Abstract]
Aggregate Unrealized Losses, Loss duration less than one year	$ 5,817,906	$ 1,244,053
Aggregate Unrealized Losses, Loss duration greater than one year	987,081	574,815
Aggregate Unrealized Losses, Total	6,804,987	1,818,868
Aggregate Fair Value of Investments, Loss duration less than one year	135,887,611	94,417,123
Aggregate Fair Value of Investments, Loss duration greater than one year	10,371,045	6,875,230
Aggregate Fair Value of Investments, Total	$ 146,258,656	$ 101,292,353

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Fair value of investment in debt security measured at amortized cost (held-to-maturity), in unrealized loss position.

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