Note 3: Securities: Schedule of Available for Sale Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Jun. 30, 2020
Other securities
Available-for-sale Securities, Amortized Cost Basis	$ 9,358	$ 7,919
Available for sale Securities Gross Unrealized Gain	169	48
Available For Sale Securities Gross Unrealized Losses	(327)	(343)
Securities Borrowed, Allowance for Credit Loss	0	7,624
Available-for-sale Securities Estimated Fair Value	9,200
Mortgage-backed Securities, Issued by US Government Sponsored Enterprises
Available-for-sale Securities, Amortized Cost Basis	117,366	122,375
Available for sale Securities Gross Unrealized Gain	4,518	4,576
Available For Sale Securities Gross Unrealized Losses	(43)	(39)
Securities Borrowed, Allowance for Credit Loss	0	126,912
Available-for-sale Securities Estimated Fair Value	121,841
Total investments and mortgage-backed securities
Available-for-sale Securities, Amortized Cost Basis	169,604	170,780
Available for sale Securities Gross Unrealized Gain	6,295	6,126
Available For Sale Securities Gross Unrealized Losses	(371)	(382)
Securities Borrowed, Allowance for Credit Loss	0	176,524
Available-for-sale Securities Estimated Fair Value	175,528
US States and Political Subdivisions Debt Securities
Available-for-sale Securities, Amortized Cost Basis	42,880	40,486
Available for sale Securities Gross Unrealized Gain	1,608	1,502
Available For Sale Securities Gross Unrealized Losses	(1)	0
Securities Borrowed, Allowance for Credit Loss	0	$ 41,988
Available-for-sale Securities Estimated Fair Value	$ 44,487