NOTE 18: Fair Value Measurements: Fair Value, Assets Measured on Recurring Basis (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
US Government-sponsored Enterprises Debt Securities
Assets Measured at Fair Value on a Recurring Basis	$ 9,385	$ 10,438
US States and Political Subdivisions Debt Securities
Assets Measured at Fair Value on a Recurring Basis	41,612	49,978
Other Debt Obligations
Assets Measured at Fair Value on a Recurring Basis	5,152	5,725
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Assets Measured at Fair Value on a Recurring Basis	$ 90,176	$ 78,275