Note 11 - Accrued Payroll and Other Accruals - Accrued Payroll and Other Accruals (Details) - USD ($) $ in Thousands		Mar. 31, 2023	Dec. 31, 2022
Accrued payroll and other accruals	[1]	$ 266	$ 438
Accrued Payroll and Staff Welfare [Member]
Accrued payroll and other accruals		83	101
Accrued Operating Expenses [Member]
Accrued payroll and other accruals		$ 183	$ 337

[1] Liabilities recognized as a result of consolidating these VIEs do not represent additional claims on the Company’s general assets (Note 2).