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, 2022	Jun. 30, 2021
Net loss	$ (8,330)	$ (7,603)
Denominator for basic and diluted net loss per share — weighted average common stock outstanding (in shares)	47,702	21,984
Net loss (in dollars per share)	$ (0.17)	$ (0.35)