Note 4: Loans and Allowance for Loan Losses: Schedule of Debtor Troubled Debt Restructuring, Current Period (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2017 USD ($)	Sep. 30, 2016 USD ($)
Residential Mortgage
Financing Receivable, Modifications, Number of Contracts	0	0
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 0
Construction Real Estate
Financing Receivable, Modifications, Number of Contracts	0	1
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 37
Commercial Real Estate
Financing Receivable, Modifications, Number of Contracts	0	3
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 1,970
Consumer Loan
Financing Receivable, Modifications, Number of Contracts	0	0
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 0
Commercial Loan
Financing Receivable, Modifications, Number of Contracts	0	1
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 2
Total loans
Financing Receivable, Modifications, Number of Contracts	0	5
Financing Receivable, Modifications, Pre-Modification Recorded Investment	$ 0	$ 2,009