Note 8: Acquired Loans, Loss Sharing Agreements and FDIC Indemnification Assets: Schedule of Impact of Adjustments of Acquired Loans on Financial Results (Details) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) $ / shares	Jun. 30, 2014 USD ($) $ / shares	Jun. 30, 2015 USD ($) $ / shares	Jun. 30, 2014 USD ($) $ / shares
Details
Impact of acquired loan pools on net interest income	$ 7,259	$ 9,085	$ 16,221	$ 16,988
Impact of acquired loan pools on net interest margin (in basis points)	78	107	88
Impact of acquired loan pools on non-interest income	$ (5,374)	$ (7,469)	$ (12,052)	(13,805)
Net impact of acquired loan pools to pre-tax income	1,885	1,616	4,169	3,183
Net impact of acquired loan pools to net of taxes	$ 1,225	$ 1,050	$ 2,710	$ 2,069
Impact of acquired loan pools to diluted earnings per common share | $ / shares	$ 0.09	$ 0.08	$ 0.19	$ 0.15