Note 15 - Income Taxes - Components of Income (Loss) Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Loss before income taxes	$ (32,278)	$ (38,966)
UNITED STATES
Loss before income taxes	(22,248)	(27,044)
Non-US [Member]
Loss before income taxes	$ (10,030)	$ (11,922)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details