Note 8: Acquired Loans, Loss Sharing Agreements and FDIC Indemnification Assets: Schedule of Impact of Adjustments of Acquired Loans on Financial Results (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Details
Impact of acquired loan pools on net interest income	$ 8,963	$ 7,903
Impact of acquired loan pools on net interest margin (in basis points)	98	97
Impact of acquired loan pools on non-interest income	(6,679)	(6,336)
Net impact of acquired loan pools to pre-tax income	2,284	1,567
Net impact of acquired loan pools to net of taxes	$ 1,485	$ 1,019
Impact of acquired loan pools to diluted earnings per common share	$ 0.11	$ 0.07