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19) Derivative Instruments: Schedule of Gains and Losses on Derivatives (Details) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Details    
Gain (Loss) on Derivatives, Interest Rate Swaps $ 2,018 $ 6,490
Gain (Loss) on Derivatives, Loan Commitments (4,812,743) (862,163)
Gain (Loss) on Derivatives, Call and put options $ 316,244 $ 208,409