Note 3: Securities: Repurchase Agreements, Collateral, Policy (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Jun. 30, 2017
Assets Sold under Agreements to Repurchase, Carrying Amount	$ 116,100	$ 114,100
US Government and Federal Agency Obligations
Assets Sold under Agreements to Repurchase, Carrying Amount	7,400	6,500
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Assets Sold under Agreements to Repurchase, Carrying Amount	40,800	50,500
Collateralized Mortgage Obligations
Assets Sold under Agreements to Repurchase, Carrying Amount	28,300	19,900
US States and Political Subdivisions Debt Securities
Assets Sold under Agreements to Repurchase, Carrying Amount	39,200	36,800
Other Securities
Assets Sold under Agreements to Repurchase, Carrying Amount	$ 400	$ 400