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19) Derivative Instruments: Schedule of Gains and Losses on Derivatives (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Details    
Gain (Loss) on Derivatives, Loan Commitments $ 899,417 $ (404,773)
Gain (Loss) on Derivatives, Call and put options $ 626,208 $ 187,786