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3) Investments: Investments Classified by Contractual Maturity Date (Details) | Mar. 31, 2021 USD ($)
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Amortized Cost | $ 256,894,421
Estimated fair value | 279,550,528
Due in 1 year |
Amortized Cost | 21,362,110
Estimated fair value | 21,444,660
Due in 2-5 years |
Amortized Cost | 66,817,800
Estimated fair value | 71,062,356
Due in 5-10 years |
Amortized Cost | 70,609,309
Estimated fair value | 77,487,611
Due in more than 10 years |
Amortized Cost | 68,036,255
Estimated fair value | 78,817,785
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises |
Amortized Cost | 29,799,733
Estimated fair value | 30,455,635
Redeemable Preferred Stock |
Amortized Cost | 269,214
Estimated fair value | $ 282,481

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