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Investments in Debt Securities Available for Sale - Summary of Investment Securities Gross Unrealized Gains (Losses) (Details) - USD ($)
Mar. 31, 2020
Dec. 31, 2019
Fair Value Disclosures [Abstract]    
Investments in debt securities with unrealized gains, Less than 12 months , Fair Value $ 6,591,505 $ 7,985,886
Investments in debt securities with unrealized losses, Less than 12 months, Fair Value 3,295,950
Investment securities - available for sale, Fair Value 9,887,455 7,985,886
Investments in debt securities with unrealized gains, Less than 12 months, Unrealized Holding Gains (Losses) 10,323 42,778
Investments in debt securities with unrealized losses, Less than 12 months, Unrealized Holding Gains (Losses) (6,510)
Unrealized Holding Gains (Losses) $ 3,813 $ 42,778