Note 6 - Earnings Per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Net income available to common shareholders	$ 2,015	$ 2,809	$ 4,425	$ 5,344
Weighted average common shares outstanding (in shares)	3,107,496	3,076,207	3,099,804	3,065,719
Basic income per share (in dollars per share)	$ 0.65	$ 0.91	$ 1.43	$ 1.74
Dilutive effect of restricted stock (in shares)	0	814	0	0
Total common shares and dilutive potential common shares (in shares)	3,107,496	3,077,021	3,099,804	3,065,719
Dilutive income per share (in dollars per share)	$ 0.65	$ 0.91	$ 1.43	$ 1.74