Note 15 - Income Taxes (Details Textual) - USD ($) Pure in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022	Jun. 30, 2022
Income Tax Expense (Benefit)	$ (0)	$ (119,731)	$ (0)	$ (119,731)
Effective Income Tax Rate Reconciliation, Percent, Total	0.00%	0.00%	0.00%	0.00%
Unrecognized Tax Benefits, Ending Balance	$ 0		$ 0		$ 0