Note 6 - Investments - Schedule of Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Investments [Abstract]
Equity securities	$ 5,631	$ 9,268
Equity securities, underlying value	2,532	1,555
Equity securities with no readily determinable fair value	4,139	4,139
Equity securities with no readily determinable fair value, underlying value	0	0
Variable interest entity, equity method	756	758
Warrants and options	3	3
Total carrying value of investments	$ 10,529	$ 14,168

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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+ Details