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Investments - Schedule of Unrealized Loss on available-for-sale securities (Details) - USD ($) | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Aggregate Unrealized Losses |  |
Loss duration of less than one year | $ 80,165 | $ 126,074
Loss duration of greater than one year | 1,535,006 | 4,400,003
Total | 1,615,171 | 4,526,077
Aggregate Fair Value of Investments |  |
Loss duration of less than one year | 7,363,296 | 13,449,592
Loss duration of greater than one year | 46,320,380 | 76,966,258
Total | $ 53,683,676 | $ 90,415,850

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