Note 4 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Balance	$ 4,261	$ 4,070	$ 3,987	$ 3,760
Balance	1,580	850	1,559	617
Provision for/(reverse of) credit loss during the period	414	(183)	694	40
Provision for credit loss during the period	(68)	337	(47)	415
Written off during the period	0	0	0	0
Written off during the period	0	0	0	0
Exchange translation adjustments	(18)	(172)	(24)	(121)
Exchange translation adjustments	0	0	0	0
Balance as of end of the period	4,657	3,715	4,657	3,715
Balance	1,512	1,187	1,512	1,187
Accounting Standards Update 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member]
Balance	0	0	0	36
Balance	$ 0	$ 0	$ 0	$ 155