Note 3 - Securities (Details Textual) $ in Thousands		12 Months Ended
		Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	[1],[2]	$ (17)	$ 3
Debt Securities, Available-for-Sale, Restricted		$ 153,908	137,896
Available-for-sale, Qualitative Disclosure, Number of Positions		410
Debt Securities, Available-for-Sale, Unrealized Loss Position, Number of Positions		385
Held-to-maturity, Qualitative Disclosure, Number of Positions		4
Equity Securities, FV-NI, Cost		$ 400
Equity Securities, FV-NI, Realized Gain (Loss)		$ 0	$ 0

[1] Income tax expense

[2] Securities gain, net