Note 12 - Net Loss Per Share - Schedule of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Net loss	$ (9,642)	$ (8,330)
Denominator for basic and diluted net loss per share — weighted average common stock outstanding (in shares)	1,620	1,590
Net loss per common share (in dollars per share)	$ (5.95)	$ (5.24)