Note 9: Income Taxes: Reconciliation of Income Tax Expense at the Statutory Rate to Actual Income Tax (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	$ 2,059	$ 1,778
Other, net	(26)	(41)
Income Tax Expense, Actual	1,976	1,666
Increase (Decrease) in Taxes
Nontaxable Municipal Income	(113)	(73)
Current State and Local Tax Expense (Benefit)	109	122
Cash Surrender Value Of Bank-owned Life Insurance	(53)	(52)
Tax Credit Benefits	$ 0	$ (68)