Note 4: Acquired Loans, Loss Sharing Agreements and FDIC Indemnification Assets: Business Acquisition Fair Value and Expected Cash Flows Policy: Schedule of Business Combination Accretable Yield (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Details
Increase in accretable yield due to increased cash flow expectations	$ 13,720	$ 31,461	$ 40,947
Decrease in FDIC indemnification asset as a result of accretable yield increase	$ (5,056)	$ (23,129)	$ (32,597)