Note 13: Subordinated Notes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Aug. 08, 2016
Details
Public offering and sale of subordinated notes			$ 75,000
Subordinated Note Due Date	Aug. 15, 2026
Subordinated Note Interest Rate	5.25%
Amortization of Debt Issuance Costs and Discounts	$ 434	$ 154

Represents the monetary amount of Public offering and sale of subordinated notes, as of the indicated date.

No definition available.

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

- Definition

Represents the Subordinated Note Due Date, during the indicated time period.

+ References

No definition available.

+ Details

Name:	fil_SubordinatedNoteDueDate
Namespace Prefix:	fil_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the Subordinated Note Interest Rate, during the indicated time period.

+ References

No definition available.

+ Details

Name:	fil_SubordinatedNoteInterestRate
Namespace Prefix:	fil_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of amortization expense attributable to debt discount (premium) and debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

+ Details

Name:	us-gaap_AmortizationOfFinancingCostsAndDiscounts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

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Period Type:	duration