Investments (Schedule of Unrealized Loss on Investments) (Details) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Investments [Abstract]
Aggregate Unrealized Losses, Loss duration less than one year	$ 2,274,743	$ 561,300
Aggregate Unrealized Losses, Loss duration greater than one year	411,342	0
Aggregate Unrealized Losses, Total	2,686,085	561,300
Aggregate Fair Value of Investments, Loss duration less than one year	40,341,064	12,317,187
Aggregate Fair Value of Investments, Loss duration greater than one year	1,956,482	0
Aggregate Fair Value of Investments, Total	$ 42,297,546	$ 12,317,187

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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