12) Mortgage Servicing Rights: Schedule of Mortgage Servicing Rights (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Details
Balance before valuation allowance at beginning of year	$ 20,016,822	$ 21,376,937
MSRs proceeds from loan sales	2,015,872	3,922,816
Amortization	(5,081,570)	(5,282,931)
Application of valuation allowance to write down MSRs with other than temporary impairment	0	0
Balance before valuation allowance at year end	16,951,124	20,016,822
Mortgage servicing rights, net	16,951,124	20,016,822
Estimated fair value of MSRs at end of period	$ 20,216,363	$ 28,885,316