Note 12 - Taxation - Income Tax Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Current			$ 0	$ 0	$ 0	$ 0
Deferred			(2)	(2)	0	2
Income tax benefit/(expenses)	$ (2)	$ (2)	$ (2)	$ (2)	$ 0	$ 2