Note 2: Investments in Securities: Debt Securities, Held-to-maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Debt Securities, Held-to-maturity, Fair Value	$ 0
US States and Political Subdivisions Debt Securities
Held to Maturity Securities Amortized Cost		$ 130
Held to Maturity Securities Gross Unrealized Gains		1
Held to Maturity Securities Gross Unrealized Losses		0
Debt Securities, Held-to-maturity, Fair Value		$ 131

Represents the monetary amount of Held to Maturity Securities Amortized Cost, as of the indicated date.

No definition available.

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

- Definition

Represents the monetary amount of Held to Maturity Securities Gross Unrealized Gains, as of the indicated date.

+ References

No definition available.

+ Details

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

- Definition

Represents the monetary amount of Held to Maturity Securities Gross Unrealized Losses, as of the indicated date.

+ References

No definition available.

+ Details

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

- Definition

Fair value of investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: