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Note 10: Short-Term Borrowings: Short-term borrowings (Details) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
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Details |  |
Short-term Debt, Weighted Average Interest Rate, at Point in Time | 1.68% | 0.30%
Short-term borrowings average | $ 137,300 | $ 186,400
Short term borrowing maximum amounts outstanding at any month end | $ 298,000 | $ 297,400

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- Definition Represents the monetary amount of Short term borrowing maximum amounts outstanding at any month end, as of the indicated date. + References No definition available. + Details
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Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Represents the monetary amount of Short-term borrowings average, as of the indicated date. + References No definition available. + Details
Name: | fil_ShortTermBorrowingsAverage
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Weighted average interest rate of short-term debt outstanding calculated at point in time. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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