Organization and Summary of Significant Accounting Policies (Details) - USD ($)	6 Months Ended
	Dec. 31, 2020	Jun. 30, 2020
Organization and Summary of Significant Accounting Policies
Entity Incorporation, State or Country Code	MO
Real Estate Investments, Net	$ 916,000,000
Interest-bearing deposits in other depository institutions	100,000,000	$ 7,000,000
Deposits held in various commercial banks	$ 291,000	$ 319,000
Interest bearing deposits maturity period (in yeras)	7 years
Amortized cost basis of PCD loans	$ 434,000