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Note 7: Loans and Allowance For Loan Losses: Troubled Debt Restructurings on Financing Receivables (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Troubled Debt Restructurings Total Modifications $ 46,900fil_TroubledDebtRestructuringsTotalModifications $ 47,600fil_TroubledDebtRestructuringsTotalModifications
Total Newly Restructured Loans    
Troubled Debt Restructuring Loans Modified Term 127fil_TroubledDebtRestructuringLoansModifiedTerm
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= fil_TotalNewlyRestructuredLoansMember		  
Troubled Debt Restructurings Total Modifications 127fil_TroubledDebtRestructuringsTotalModifications
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= fil_TotalNewlyRestructuredLoansMember		  
Mortgage loan on real estate | One To Four Family Residential    
Troubled Debt Restructuring Loans Modified Term 127fil_TroubledDebtRestructuringLoansModifiedTerm
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= fil_OneToFourFamilyResidentialMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= fil_MortgageLoanOnRealEstateMember		  
Troubled Debt Restructurings Total Modifications $ 127fil_TroubledDebtRestructuringsTotalModifications
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= fil_OneToFourFamilyResidentialMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= fil_MortgageLoanOnRealEstateMember