Note 15 - Accumulated Other Comprehensive Income (Loss) - Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Balance	$ 52,021	$ 53,610
Other Comprehensive Income (Loss), Net of Tax	(764)	(2,276)
Balance	49,006	52,021
AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member]
Balance	1,348	3,624
Other comprehensive income (loss) before reclassifications	172	(1,217)
Other comprehensive income, Tax effect	(36)	256
Amount reclassified from AOCI	(1,139)	(1,664)
Reclassification from AOCI, Tax effect	239	349
Other Comprehensive Income (Loss), Net of Tax	(764)	(2,276)
Balance	$ 584	$ 1,348