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10) Derivative Commitments: Schedule of Gains and Losses on Derivatives (Details) - USD ($) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Details |  |  |  |
Gain (Loss) on Derivatives, Loan Commitments | $ 2,169 | $ (1,011,879) | $ 443,127 | $ 1,155,714
Gain (Loss) on Derivatives, Call and put options | $ 151,130 | $ 54,266 | $ 230,301 | $ 188,828

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