21) Mortgage Servicing Rights: Schedule of mortgage servicing rights (Details) - USD ($)	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Details
Mortgage servicing rights, net	$ 21,376,937	$ 18,872,362	$ 12,679,755
Mortgage servicing rights	6,085,352	8,603,154
Amortization of MSR's	(3,580,777)	(2,410,547)
21) Mortgage Servicing Rights	21,376,937	18,872,362
Estimated fair value of MSRs	$ 27,427,174	$ 25,496,832

Represents the monetary amount of Amortization of MSR's, during the indicated time period.

No definition available.

Represents the monetary amount of Estimated fair value of MSRs, as of the indicated date.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Represents the monetary amount of 21) Mortgage Servicing Rights, as of the indicated date.

No definition available.

Name:	fil_MortgageServicingRights
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Represents the monetary amount of Mortgage servicing rights, as of the indicated date.

No definition available.

Name:	fil_MortgageServicingRights1
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Represents the monetary amount of Mortgage servicing rights, net, as of the indicated date.

No definition available.

Name:	fil_MortgageServicingRightsNet
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

No definition available.