Note 6 - Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Net income available to common shareholders	$ 2,410	$ 2,535
Weighted average common shares outstanding (in shares)	3,092,945	3,048,018
Basic income per share (in dollars per share)	$ 0.78	$ 0.83
Dilutive effect of restricted stock (in shares)	0	0
Total common shares and dilutive potential common shares (in shares)	3,092,945	3,048,018
Dilutive income per share (in dollars per share)	$ 0.78	$ 0.83