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Note 18: Commitments and Credit Risk: Purchased Letters of Credit (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Details |  |
Purchased Letters of Credit From Federal Home Loan Bank | $ 2,100 | $ 2,100

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- Definition Represents the monetary amount of Purchased Letters of Credit From Federal Home Loan Bank, as of the indicated date. + References No definition available. + Details
Name: | fil_PurchasedLettersOfCreditFromFederalHomeLoanBank
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_TextBlockAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration