12) Mortgage Servicing Rights: Schedule of Finite-Lived Intangible Assets, Future Amortization Expense, Mortgage Servicing Rights (Details)	Sep. 30, 2019 USD ($)
Details
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year	$ 1,447,366
Finite-Lived Intangible Assets, Amortization Expense, Year Two	5,452,834
Finite-Lived Intangible Assets, Amortization Expense, Year Three	3,769,028
Finite-Lived Intangible Assets, Amortization Expense, Year Four	3,003,819
Finite-Lived Intangible Assets, Amortization Expense, Year Five	2,412,176
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	865,901
Finite-Lived Intangible Assets, Accumulated Amortization	$ 16,951,124