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Note 1: Nature of Operations and Summary of Significant Accounting Policies: Restriction On Cash and Due From Banks (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
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Federal Reserve Bank Reserve Fund | $ 125,500 | $ 106,200

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- Definition No authoritative reference available. + References No definition available. + Details
Name: | fil_FederalReserveBankReserveFund
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant