Note 6: Investment Securities: Investment, Policy (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Details
Fair value investments reported less than historical cost	$ 72,900	$ 106,000
Fair value investments reported less than historical cost percentage of investment portfolio	21.20%	29.00%

Approximate percentage of available for sale and held to maturity investment portfolio of the certain investments in debt securities reported in the financial statements at an amount less than their historical cost.

No definition available.

Name:	fil_FairValueInvestmentsReportedLessThanHistoricalCostPercentageOfInvestmentPortfolio
Namespace Prefix:	fil_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant