Note 17 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Income Tax Expense (Benefit)	$ 3	$ 0	$ 5	$ 0
Effective Income Tax Rate Reconciliation, Percent			0.00%	0.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%
Income Tax Jurisdiction, Domestic Federal [Member]
Open Tax Year			2023 2024 2025

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

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+ Details