Income taxes - Schedule of Components of Income Tax Provision (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current:
Federal	$ 0	$ 0	$ 0
State	62	1	1
Foreign	243	36	23
Total current expense	305	37	24
Deferred:
Federal	0	(2,185)	0
State	0	(646)	351
Foreign	0	0	0
Total deferred (benefit) expense	0	(2,831)	351
Total tax provision (benefit)	$ 305	$ (2,794)	$ 375