Note 14: Acquisition of Certain Assets and Liabilities of Boulevard Bank: Schedule of Acquisition of Certain Assets and Liabilities of Boulevard Bank (Details) (Boulevard Bank, USD $) In Thousands, unless otherwise specified	Mar. 21, 2014
Deposits | Liability
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	$ 93,223
Accrued Interest Payable | Liability
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	93
Total liabilities assumed | Liability
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	93,316
Goodwill recognized on business acquisition
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	792
Assets | Cash and Cash Equivalents
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	80,028
Assets | Loans Receivable, Net
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	10,940
Assets | Property, Plant and Equipment
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	668
Assets | Accrued Interest Receivable
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	34
Assets | Core Deposits
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	854
Assets | Total assets acquired
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net	$ 92,524