Note 3: Securities: Repurchase Agreements, Collateral, Policy (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Jun. 30, 2017
Assets Sold under Agreements to Repurchase, Carrying Amount	$ 121,400	$ 114,100
US Government and Federal Agency Obligations
Assets Sold under Agreements to Repurchase, Carrying Amount	9,400	6,500
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Assets Sold under Agreements to Repurchase, Carrying Amount	41,300	50,500
Collateralized Mortgage Obligations
Assets Sold under Agreements to Repurchase, Carrying Amount	26,300	19,900
US States and Political Subdivisions Debt Securities
Assets Sold under Agreements to Repurchase, Carrying Amount	44,100	36,800
Other Securities
Assets Sold under Agreements to Repurchase, Carrying Amount	$ 300	$ 400