Note 13: Acquisitions: Schedule of Business Acquisition -- Peoples Bank (Details) (Peoples Bank, USD $) In Thousands, unless otherwise specified	Aug. 05, 2014
Business Combination Common Stock, at Fair Value	$ 12,331
Cash
Business Combination, Contingent Consideration, Asset	12,094
Total consideration
Business Combination, Contingent Consideration, Asset	24,425
Cash and Cash Equivalents
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	18,236
Interest-bearing time deposits
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	9,950
Securities Investment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	31,257
Loans Receivable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	190,445
Property, Plant and Equipment
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	11,785
Identifiable intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	3,000
Miscellaneous other assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	4,067
Deposits
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	(221,887)
Federal Home Loan Bank Advances
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	(16,038)
Subordinated Debt
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	(4,844)
Miscellaneous other liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	(1,558)
Notes Payable
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	(2,921)
Total identifiable net assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	21,492
Goodwill
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets	$ 2,933