Note 12: Fair Value Measurements (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Jun. 30, 2014
Deposits | Liability
Fair Value Financial Instruments Carrying Amount	$ 1,021,662	$ 785,801
Securities Loaned or Sold under Agreements to Repurchase | Liability
Fair Value Financial Instruments Carrying Amount	24,113	25,561
Federal Home Loan Bank Advances | Liability
Fair Value Financial Instruments Carrying Amount	108,751	85,472
Accrued interest payable | Liability
Fair Value Financial Instruments Carrying Amount	675	570
Subordinated Debt | Liability
Fair Value Financial Instruments Carrying Amount	14,594	9,727
Assets | Cash and Cash Equivalents
Fair Value Financial Instruments Carrying Amount	21,011	14,932
Assets | Interest-bearing time deposits
Fair Value Financial Instruments Carrying Amount	7,128	1,655
Assets | Investment in Federal Home Loan Bank Stock
Fair Value Financial Instruments Carrying Amount	5,788	4,569
Assets | Investment in Federal Reserve Bank Stock
Fair Value Financial Instruments Carrying Amount	1,424	1,424
Assets | Loans Receivable
Fair Value Financial Instruments Carrying Amount	1,019,537	801,056
Assets | Accrued interest receivable
Fair Value Financial Instruments Carrying Amount	$ 5,689	$ 4,402