Note 12 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest, Total	$ (2,530)	$ (2,029)
Effective Income Tax Rate Reconciliation, Percent, Total	0.00%	0.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%
Unrecognized Tax Benefits, Ending Balance	$ 400