Note 27: Condensed Parent Company Statements: Schedule of Parent Company Condensed Statements of Cash Flows (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Amortization of interest rate derivative	$ 19
Net cash provided by operating activities	67,433	93,921	146,916
Proceeds from sale of available-for-sale securities	220,169	108,487	78,094
Net cash provided by investing activities	35,870	124,690	241,411
Net cash used in financing activities	(112,581)	(394,827)	(364,435)
Statements of Cash Flows | Parent Company
Cash, Period Increase (Decrease)	25,871	15,535	1,984
Cash beginning of period	38,965	23,430	21,446
Cash end of period	64,836	38,965	23,430
Statements of Cash Flows | Parent Company | Operating Activities
Net income parent company	43,529	33,729	48,706
Net cash provided by operating activities	35,182	23,008	11,153
Statements of Cash Flows | Parent Company | Operating Activities | Items not requiring (providing) cash
Equity in undistributed earnings of subsidiaries	(8,904)	(11,023)	(37,925)
Compensation expense for stock option grants	565	443	435
Net realized gains on sales of available for sale securities			(280)
Statements of Cash Flows | Parent Company | Operating Activities | Changes in
Prepaid expenses and other assets	(3)	4	(19)
Accounts Payable and Other Accrued Liabilities	(67)	(146)	226
Income taxes parent	43	1	10
Statements of Cash Flows | Parent Company | Investing Activities
Investment/Return of principal - other investments	20	(13)	49
Proceeds from sale of available-for-sale securities			664
Proceeds from maturity of held to maturity securities			840
Net cash provided by investing activities	20	(13)	1,553
Statements of Cash Flows | Parent Company | Financing Activities
Payments for Derivative Instrument, Financing Activities		(738)
Payments for Repurchase of Warrants	(512)
Dividends, Paid-in-kind	(11,257)	(7,964)	(12,991)
Stock options excercised	2,438	1,242	2,269
Net cash used in financing activities	$ (9,331)	$ (7,460)	$ (10,722)