Note 20 - Revenue Recognition - Noninterest Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Noninterest income (in scope of Topic 606)	$ 4,139	$ 3,864
Noninterest income	4,747	4,735
Deposit Account [Member]
Noninterest income (in scope of Topic 606)	1,598	1,460
Debit Card [Member]
Noninterest income (in scope of Topic 606)	2,181	2,069
Financial Service, Other [Member]
Noninterest income (in scope of Topic 606)	360	335
Product and Service, Out of Scope of ASC 606 [Member]
Noninterest income	$ 608	$ 871