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Investments (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Marketable Securities [Line Items] |  |  |  |
Available for sale securities, Amortized Cost | $ 233,569,650 |  | $ 265,150,484 |
Available for sale securities, Unrecognized Holding Gain | 27,771,809 |  | 30,456,040 |
Available for sale securities, Unrecognized Holding Loss | (383,783) |  | (949,845) |
Available for sale securities, Estimated fair value | 260,957,676 |  | 294,656,679 |
Available for sale securities, Unrecognized Holding Loss | 383,783 |  | 949,845 |
Mortgage loans on real estate and construction | 262,160,007 |  | 249,343,936 |
Mortgage loans on real estate and construction, unamortized deferred loan fees, net | (1,725,718) |  | (1,161,132) |
Mortgage loans on real estate and construction, allowance for losses | (1,900,935) |  | (2,005,127) |
Mortgage loans on real estate and construction, Discount | (577,202) |  | (1,260,896) |
Real estate held for investment, net of depreciation | 178,437,646 |  | 131,684,453 |
Real estate held for sale | 6,221,164 |  | 7,878,807 |
Policy loans | 13,734,049 |  | 14,171,589 |
Insurance assignments | 42,029,299 |  | 53,231,131 |
Federal Home Loan Bank stock | 2,545,000 | [1] | 2,506,600 | [2]
Other investments | 5,256,014 |  | 5,432,816 |
Allowance for doubtful accounts | (1,676,618) |  | (1,645,475) |
Total policy loans and other investments | 61,887,744 |  | 73,696,661 |
Accrued investment income | 5,484,182 |  | 5,360,523 |
Total investments | 785,470,875 |  | 773,945,298 |
US Treasury Securities [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available for sale securities, Amortized Cost | 22,260,808 |  | 42,381,805 |
Available for sale securities, Unrecognized Holding Gain | 907,733 |  | 1,358,562 |
Available for sale securities, Unrecognized Holding Loss | 0 |  | 0 |
Available for sale securities, Estimated fair value | 23,168,541 |  | 43,740,367 |
Available for sale securities, Unrecognized Holding Loss | (0) |  | 0 |
US States and Political Subdivisions Debt Securities [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available for sale securities, Amortized Cost | 5,158,473 |  | 5,383,762 |
Available for sale securities, Unrecognized Holding Gain | 242,668 |  | 312,214 |
Available for sale securities, Unrecognized Holding Loss | (4,769) |  | (1,261) |
Available for sale securities, Estimated fair value | 5,396,372 |  | 5,694,715 |
Available for sale securities, Unrecognized Holding Loss | 4,769 |  | 1,261 |
Corporate Debt Securities [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available for sale securities, Amortized Cost | 177,621,795 |  | 186,067,912 |
Available for sale securities, Unrecognized Holding Gain | 25,368,792 |  | 27,216,496 |
Available for sale securities, Unrecognized Holding Loss | (243,492) |  | (681,478) |
Available for sale securities, Estimated fair value | 202,747,095 |  | 212,602,930 |
Available for sale securities, Unrecognized Holding Loss | 243,492 |  | 681,478 |
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available for sale securities, Amortized Cost | 28,259,360 |  | 31,047,791 |
Available for sale securities, Unrecognized Holding Gain | 1,239,004 |  | 1,565,377 |
Available for sale securities, Unrecognized Holding Loss | (135,522) |  | (267,106) |
Available for sale securities, Estimated fair value | 29,362,842 |  | 32,346,062 |
Available for sale securities, Unrecognized Holding Loss | 135,522 |  | 267,106 |
Redeemable Preferred Stock [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available for sale securities, Amortized Cost | 269,214 |  | 269,214 |
Available for sale securities, Unrecognized Holding Gain | 13,612 |  | 3,391 |
Available for sale securities, Unrecognized Holding Loss | 0 |  | 0 |
Available for sale securities, Estimated fair value | 282,826 |  | 272,605 |
Available for sale securities, Unrecognized Holding Loss | 0 |  | 0 |
Industrial, miscellaneous and all other |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available-for-sale Securities, Amortized Cost Basis | 7,810,399 |  | 9,698,490 |
Available-for-sale Securities, Gross Unrealized Gain | 2,797,881 |  | 2,376,156 |
Available For Sale Securities - Gross Unrealized Losses | (285,824) |  | (750,407) |
Available for Sale Securities - Estimated Fair Value | 10,322,456 |  | 11,324,239 |
Equity Securities |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Available-for-sale Securities, Amortized Cost Basis | 7,810,399 |  | 9,698,490 |
Available-for-sale Securities, Gross Unrealized Gain | 2,797,881 |  | 2,376,156 |
Available For Sale Securities - Gross Unrealized Losses | (285,824) |  | (750,407) |
Available for Sale Securities - Estimated Fair Value | 10,322,456 |  | 11,324,239 |
Residential Mortgage [Member] |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Mortgage loans on real estate and construction | 83,195,347 |  | 95,822,448 |
Real estate held for investment, net of depreciation | 50,268,513 |  | 24,843,743 |
Real estate held for sale | 1,330,611 |  | 3,478,254 |
Residential construction |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Mortgage loans on real estate and construction | 135,728,280 |  | 111,111,777 |
Commercial |  |  |  |
Marketable Securities [Line Items] |  |  |  |
Mortgage loans on real estate and construction | 47,440,235 |  | 46,836,866 |
Real estate held for investment, net of depreciation | 128,169,133 |  | 106,840,710 |
Real estate held for sale | $ 4,890,553 |  | $ 4,400,553 |
[1] | Includes $905,700 of Membership stock and $1,639,000 of Activity stock due to short-term borrowings.
[2] | Includes $866,900 of Membership stock and $1,639,700 of Activity stock due to short-term borrowings.

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