Note 26: Summary of Unaudited Quarterly Operating Results: Schedule of Quarterly Financial Information (Details) (Quarterly Operating Results, USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012
Quarterly Operating Results
Interest Income, Operating	$ 49,077	$ 47,607	$ 44,384	$ 42,294	$ 44,939	$ 43,019	$ 43,481	$ 47,356	$ 50,451	$ 50,159	$ 48,221	$ 44,677
Interest Expense Operating	3,559	3,501	4,413	4,328	4,444	4,555	4,980	5,224	5,825	6,904	7,744	7,904
Provision for Other Losses	53	945	1,462	1,691	2,813	2,677	3,671	8,225	7,786	8,400	17,600	10,077
Net realized gain (losses) and impairment on available for sale securities operating	1,176	321	569	73	2	110	97	34	200	507	1,251	28
Noninterest Income, Other Operating Income	1,398	1,778	10,631	924	(865)	929	2,327	2,924	1,982	2,085	35,848	6,087
Other Noninterest Expense	31,168	29,398	34,399	25,894	26,830	26,156	26,712	25,920	29,248	27,976	27,273	24,106
Provision for income taxes	3,628	3,951	3,687	2,487	1,315	2,121	2,221	2,517	1,196	1,922	9,923	1,539
Net income from continuing operations results	12,067	11,590	11,054	8,818	8,672	8,439	8,224	8,394	8,378	7,042	21,529	7,138
Discontinuing operations results									4,070	63	127	359
Other Operating Income (Expense), Net	12,067	11,590	11,054	8,818	8,672	8,439	8,224	8,394	12,448	7,105	21,656	7,497
Net income available to common shareholders	$ 11,923	$ 11,445	$ 10,909	$ 8,673	$ 8,528	$ 8,294	$ 8,079	$ 8,249	$ 12,278	$ 6,955	$ 21,512	$ 7,353
Earnings per share operating results diluted	$ 0.86	$ 0.83	$ 0.79	$ 0.63	$ 0.62	$ 0.61	$ 0.59	$ 0.60	$ 0.90	$ 0.51	$ 1.58	$ 0.54