Other current liabilities - Schedule of Other current liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Other Liabilities Disclosure [Abstract]
Social security and other taxes	$ 280	$ 202
Tax payable	0	0
Deferred consideration liability	711	0
Other current liabilities	30	869
Total	$ 1,021	$ 1,071