Note 16 - Parent Company Financial Statements - Condensed Statements of Income and Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Dividend income	$ 33	$ 17
Net change in market value of equity securities	(24)	24
Interest expense	1,414	1,900
Income tax benefit	2,339	1,850
Net income	11,192	8,988
Comprehensive income (loss)	(14,464)	8,278
Parent Company [Member]
Cash dividends from Bank subsidiary	195	2,050
Dividend income	33	17
Net change in market value of equity securities	(24)	24
Other income	2	5
Interest expense	(31)	0
Other expense	(258)	(281)
Income (loss) before income taxes and equity in undistributed net income of subsidiary	(83)	1,815
Income tax benefit	(63)	(49)
Income (loss) before equity in undistributed net income of Bank subsidiary	(20)	1,864
Equity in undistributed net income of subsidiary	11,212	7,124
Net income	11,192	8,988
Comprehensive income (loss)	$ (14,464)	$ 8,278