Note 12 - Income Taxes - Schedule of Income Taxes Paid (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Federal taxes	$ 0
State and local taxes	21
Income taxes paid	2,323	$ 3,870
Swiss Federal Tax Administration (FTA) [Member]
Foreign taxes	1,118
National Tax Agency, Japan [Member]
Foreign taxes	538
Ministry of Finance, India [Member]
Foreign taxes	183
Ministry of Economic Affairs and Finance, Italy [Member]
Foreign taxes	122
Other Tax Authorities [Member]
Foreign taxes	$ 341

Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income.

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