Note 12 - Income Taxes - Domestic and Foreign Components of Loss from Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
United States	$ (53,226)	$ (44,802)
Foreign	(24,893)	(30,441)
Loss before income taxes	$ (78,119)	$ (75,243)