Note 4 - Summary of Significant Accounting Policies - Allowance for Credit Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Balance	$ 5,145	$ 4,657	$ 4,817	$ 3,987
Balance	1,890	1,512	1,513	1,559
Provision for/(reverse of) credit loss during the period	(3)	106	306	800
Provision for/(reverse of) credit loss during the period	3	12	380	(35)
Written off during the period	0	0	0	0
Written off during the period	0	0	0	0
Exchange translation adjustments	33	76	52	52
Exchange translation adjustments	0	0	0	0
Balance as of end of the period	5,175	4,839	5,175	4,839
Balance	$ 1,893	$ 1,524	$ 1,893	$ 1,524