Note 13 - Income Taxes - Components of Income Tax Provisions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Federal	$ 0	$ 0
State	41	37
Foreign	0	(79)
Total current income tax expense	41	(42)
Federal	0	0
State	0	0
Foreign	0	(5)
Total deferred income tax benefit	0	(5)
Total income tax benefit	$ 41	$ (47)