Note 4 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Balance	$ 3,760	$ 2,236
Accounts Receivable, Credit Loss Expense (Reversal)	223	0
Written off during the period	0	0
Exchange translation adjustments	51	9
Balance as of end of the period	4,070	2,245
Balance	617	0
Provision for credit loss during the period	78	0
Written off during the period	0	0
Exchange translation adjustments	0	0
Balance	850	0
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Balance	36	0
Balance	$ 155	$ 0