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8) Fair Value of Financial Instruments: Schedule of Changes in the consolidated balance sheet line items measured using level 3 inputs (Details) - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019
Net Derivatives Loan Commitments |  |
Fair Value Balance | $ 2,491,233 | $ 1,591,816
Originations | 0 | 0
Sales | 0 | 0
Transfer to mortgage loans held for investment | 0 | 0
Transfer from fixed maturity securities held to maturity |  | 0
Fair Value, Gains (Losses) included in earnings | 8,553,132 | 899,417
Total gains (losses) included in other comprehensive income | 0 | 0
Fair Value Balance | 11,044,365 | 2,491,233
Loans Held For Sale |  |
Fair Value Balance | 213,457,632 | 136,210,853
Originations | 2,105,048,030 | 2,606,839,175
Sales | (2,017,976,791) | (2,580,875,055)
Transfer to mortgage loans held for investment | (8,933,676) | (31,881,851)
Transfer from fixed maturity securities held to maturity |  | 0
Fair Value, Gains (Losses) included in earnings | 65,354,763 | 83,164,510
Total gains (losses) included in other comprehensive income | 0 | 0
Fair Value Balance | 356,949,958 | 213,457,632
Fixed maturity securities available for sale |  |
Fair Value Balance | 3,216,382 | 0
Originations | 0 | 0
Sales | (1,020,800) | 0
Transfer to mortgage loans held for investment | 0 | 0
Transfer from fixed maturity securities held to maturity |  | 3,216,382
Fair Value, Gains (Losses) included in earnings | 1,672 | 0
Total gains (losses) included in other comprehensive income | 24,138 | 0
Fair Value Balance | $ 2,221,392 | $ 3,216,382

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