Note 4: Loans and Allowance for Loan Losses: Schedule of Debtor Troubled Debt Restructuring, Current Period (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)
Total Loans
modifications	0	3
Investment	$ 0	$ 991
Consumer Loan
modifications	0	0
Investment	$ 0	$ 0
Commercial Loan
modifications	0	1
Investment	$ 0	$ 69
Construction Loan Payable
modifications	0	0
Investment	$ 0	$ 0
Residential Real Estate
modifications	0	0
Investment	$ 0	$ 0
Commercial Real Estate
modifications	0	2
Investment	$ 0	$ 922