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Note 2. Investment Securities: OtherThanTemporaryImpairmentsTableTextBlock (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Details    
Total other-than-temporary impairment losses $ 992 $ 2,471
Portion of losses recognized in other comprehensive income (288) (948)
Net impairment losses recognized in earnings $ 704 $ 1,523