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19) Derivative Instruments: Schedule of Gains and Losses on Derivatives (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Details |  |
Gain (Loss) on Derivatives, Interest Rate Swaps |  | $ 2,018
Gain (Loss) on Derivatives, Loan Commitments | $ (404,773) | (4,812,743)
Gain (Loss) on Derivatives, Call and put options | $ 187,786 | $ 316,244

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