Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Income Tax Expense (Benefit)	$ 10	$ (122)	$ 10	$ 0
Effective Income Tax Rate Reconciliation, Percent	(0.20%)	(3.20%)	(0.10%)	0.00%
Maximum [Member]
Income Tax Expense (Benefit)	$ 100		$ 100

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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+ Details