Other liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Other current liabilities
Lease liabilities	$ 2,922	$ 2,832
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Total other current liabilities	Total other current liabilities
Total other current liabilities	$ 2,922	$ 2,832
Other non-current liabilities
Lease liabilities	$ 19,521	$ 20,294
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Total other non-current liabilities	Total other non-current liabilities
Other	$ 1,001	$ 1,001
Total other non-current liabilities	$ 20,522	$ 21,295