Note 9 - Earnings Per Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Net income (loss)	$ (176)	$ 53
Basic weighted average number of common shares outstanding (in shares)	14,465,510	14,948,688
Stock options (in shares)	191	587
Diluted (in shares)	14,465,701	14,949,275
Basic Net Income (Loss) per share (in dollars per share)	$ (0.01)	$ 0
Diluted Net Income (Loss) per share (in dollars per share)	$ (0.01)	$ 0