10) Reinsurance, Commitments and Contingencies: Other Contingencies and Commitments (Details)	Dec. 31, 2018 USD ($)
Details
Commitments to fund new residential construction loans	$ 97,854,000
Commitments to fund new residential construction loans funded	$ 72,867,000

Represents the monetary amount of Commitments to fund new residential construction loans funded, as of the indicated date.

No definition available.

Name:	fil_CommitmentsToFundNewResidentialConstructionLoansFunded
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant