Note 5 - Premises and Equipment (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Depreciation, Total	$ 940	$ 1,044
Operating Lease, Weighted Average Remaining Lease Term (Year)	87 years 248 days
Operating Lease, Expense	$ 205	196
Premises and Equipment [Member]
Operating Lease, Right-of-Use Asset	$ 1,177	$ 473