12) Mortgage Servicing Rights: Assumptions used in determining MSR value (Details)	9 Months Ended	12 Months Ended
Sep. 30, 2019	Dec. 31, 2018
Details
Prepayment Speeds	18.00%	11.70%
Average Life in Years of MSR	4.58	6.33
Discount Rate	9.51	9.51

Represents the Average Life in Years of MSR, during the indicated time period.

No definition available.

Name:	fil_AverageLifeInYearsOfMsr
Namespace Prefix:	fil_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration