Note 4 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Balance as of beginning of the period	$ 3,760	$ 2,236
Balance as of beginning of the period	617	0
Provision for/(reverse of) credit loss during the period	246	1,763
Provision for credit loss during the period	787	617
Written off during the period	0	0
Written off during the period	0	0
Exchange translation adjustments	(55)	(239)
Exchange translation adjustments	0	0
Balance as of end of the period	3,987	3,760
Balance as of end of the period	1,559	617
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Balance as of beginning of the period	36	0
Balance as of beginning of the period	$ 155	0
Balance as of end of the period		36
Balance as of end of the period		$ 155