Note 16 - Parent Company Financial Statements - Condensed Statements of Income and Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Equity securities	$ 33	$ 33
Net change in market value of equity securities	(5)	(14)
Income tax expense	1,845	2,248
Net income	8,580	10,674
Comprehensive income	10,209	2,819
Parent Company [Member]
Cash dividends from Bank subsidiary	3,205	1,575
Equity securities	33	33
Net change in market value of equity securities	(5)	(14)
Other income	0	14
Interest expense	(43)	(75)
Other expense	(371)	(295)
Income before income taxes and equity in undistributed net income of subsidiary	2,819	1,238
Income tax expense	(84)	(76)
Income before equity in undistributed net income of Bank subsidiary	2,903	1,314
Equity in undistributed net income of subsidiary	5,677	9,360
Net income	8,580	10,674
Comprehensive income	$ 10,209	$ 2,819