Note 14 - Other Income and Expense - Other Income and Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Foreign exchange transaction gain (loss)	$ (237)	$ (523)
Government subsidy income	118	18
Other non-operating gain	101	16
Gain (loss) on disposal of assets	(3)	39
Total other income (expenses) , net	$ (21)	$ (450)