Note 15 - Other Income - Other Income, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Interest income	$ 1,680	$ 744
Refundable tax credit	684	1,260
Foreign currency gains (losses)	96	86
Other income (loss)	(8)	18
Total other income, net	$ 2,452	$ 2,108