10) Derivative Commitments: Schedule of Derivative Assets at Fair Value (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Loan Commitments
Derivative, Notional Amount	$ 218,687,084	$ 93,758,218
Derivative Asset, Notional Amount	4,047,124	1,969,967
Derivative Liability, Notional Amount	540,085	378,151
Call Options
Derivative, Notional Amount	2,591,700	805,500
Derivative Asset, Notional Amount	0	0
Derivative Liability, Notional Amount	75,604	4,629
Put Options
Derivative, Notional Amount	1,444,490	4,861,700
Derivative Asset, Notional Amount	0	0
Derivative Liability, Notional Amount	29,547	296,053
Net Derivatives Loan Commitments
Derivative, Notional Amount	222,723,274	99,425,418
Derivative Asset, Notional Amount	4,047,124	1,969,967
Derivative Liability, Notional Amount	$ 645,236	$ 678,833