Note 11: Fair Value Measurements: Fair Value, Assets Measured on Recurring Basis (Details) - USD ($)	Mar. 31, 2019	Jun. 30, 2018
US Government-sponsored Enterprises Debt Securities
Fair value on a recurring basis	$ 7,219	$ 9,385
US States and Political Subdivisions Debt Securities
Fair value on a recurring basis	40,511	41,612
Other Debt Obligations
Fair value on a recurring basis	5,050	5,152
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Fair value on a recurring basis	$ 108,730	$ 90,176