Note 17 - Parent Company Financial Statements - Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Net income	$ 10,674	$ 11,192
Net change in market value of equity securities	14	24
Net cash flows from operating activities	13,316	14,947
Net cash flows from investing activities	(92,219)	(65,222)
Net change in short-term borrowings	5,072	9,092
Net cash flows from financing activities	69,706	52,698
Change in cash and cash equivalents	(9,197)	2,423
Parent Company [Member]
Net income	10,674	11,192
Equity in undistributed net income of Bank subsidiary	(9,360)	(11,212)
Net change in market value of equity securities	14	24
Change in other assets and liabilities	(3)	24
Net cash flows from operating activities	1,325	28
Disposal of premises and equipment	0	18
Net cash flows from investing activities	0	18
Dividend paid	(2,095)	(1,949)
Restricted stock units	159	0
Net change in short-term borrowings	(70)	1,270
Proceeds from dividend reinvestment and stock purchase plan	238	174
Issuance of treasury stock for stock awards	393	309
Net cash flows from financing activities	(1,375)	(196)
Change in cash and cash equivalents	(50)	(150)
Beginning cash and cash equivalents	76	226
Ending cash and cash equivalents	$ 26	$ 76