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Note 5: Investment Securities: Schedule of Held-to-maturity Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2016
Dec. 31, 2015
Held-to-maturity securities fair value $ 261 $ 384
Held-to-maturity Securities | US States and Political Subdivisions Debt Securities    
Held to Maturity Securities Amortized Cost 247 353
Held to Maturity Securities Gross Unrealized Gains 14 31
Held-to-maturity securities fair value $ 261 $ 384
Held to Maturity Securities Tax Equivalent Yield 7.37% 7.37%