Note 3 - Securities (Details Textual) $ in Thousands		3 Months Ended
		Sep. 30, 2022 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2022 USD ($)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	[1],[2]	$ 2
Debt Securities, Available-for-Sale, Restricted		$ 132,950		$ 126,679
Available-for-sale, Qualitative Disclosure, Number of Positions		418
Held-to-maturity, Qualitative Disclosure, Number of Positions		4
Equity Securities, FV-NI, Cost		$ 400		$ 400
Equity Securities, FV-NI, Realized Gain (Loss), Total		$ 0	$ 0

[1] Income tax expense

[2] Securities (gains) losses, net