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Note 4: Acquired Loans, Loss Sharing Agreements and FDIC Indemnification Assets: FDIC Indemnification Asset Policy (Details) | 12 Months Ended
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Dec. 31, 2017
TeamBank |
Business Combination, Indemnification Assets, Description | Through December 31, 2017, gross loan balances (due from the borrower) were reduced approximately $422.5 million since the transaction date because of $289.7 million of repayments by the borrower, $61.7 million of transfers to foreclosed assets and $71.1 million of charge-downs to customer loan balances
Vantus Bank |
Business Combination, Indemnification Assets, Description | Through December 31, 2017, gross loan balances (due from the borrower) were reduced approximately $312.6 million since the transaction date because of $266.9 million of repayments by the borrower, $16.7 million of transfers to foreclosed assets and $29.0 million of charge-downs to customer loan balances.
Sun Security Bank |
Business Combination, Indemnification Assets, Description | Through December 31, 2017, gross loan balances (due from the borrower) were reduced approximately $207.7 million since the transaction date because of $148.4 million of repayments by the borrower, $28.4 million of transfers to foreclosed assets and $30.9 million of charge-downs to customer loan balances.
InterBank |
Business Combination, Indemnification Assets, Description | Through December 31, 2017, gross loan balances (due from the borrower) were reduced approximately $280.9 million since the transaction date because of $239.4 million of repayments by the borrower, $19.1 million of transfers to foreclosed assets and $22.4 million of charge-offs to customer loan balances.
Valley Bank |
Business Combination, Indemnification Assets, Description | Through December 31, 2017, gross loan balances (due from the borrower) were reduced approximately $133.2 million since the transaction date because of $121.4 million of repayments by the borrower, $4.0 million of transfers to foreclosed assets and $7.8 million of charge-offs to customer loan balances.

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- Definition For indemnification assets recognized in connection with a business combination, this element represents a description of such assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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