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v3.21.2

Investments (Details 4) - USD ($) | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Amortized cost | $ 9,822,799 | $ 7,368,815
Estimated fair value | 10,458,317 | 8,194,824
Less Than One Year [Member] |  |
Amortized cost | 899,352 | 0
Estimated fair value | 916,678 | 0
One To Five Years [Member] |  |
Amortized cost | 1,699,763 | 2,598,193
Estimated fair value | 1,822,853 | 2,777,936
Five To Ten Years [Member] |  |
Amortized cost | 1,508,198 | 1,502,603
Estimated fair value | 1,701,590 | 1,727,316
More Than 10 Years [Member] |  |
Amortized cost | 5,715,486 | 3,268,019
Estimated fair value | $ 6,017,196 | $ 3,689,572

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