21) Mortgage Servicing Rights: Schedule of mortgage servicing rights (Details) - USD ($)		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Details
Mortgage servicing rights, net		$ 17,155,529	$ 20,016,822	$ 21,376,937
Mortgage servicing rights, additions resulting from loan sales		4,194,502	3,922,816
Amortization of MSR's	[1]	(7,055,795)	(5,282,931)
Mortgage Servicing Rights		17,155,529	20,016,822
Estimated fair value of MSRs		$ 22,784,571	$ 28,885,316

[1] Included in other expenses on the consolidated statements of earnings