Income taxes - Schedule of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Current
Federal	$ 0	$ 0	$ 0
State	234	512	324
Foreign	4,366	3,912	3,494
Total current income tax expense	4,600	4,424	3,818
Deferred:
Federal	0	0	0
State	0	0	0
Foreign	(70)	(74)	(165)
Total deferred income tax benefit	(70)	(74)	(165)
Total provision for income taxes	$ 4,530	$ 4,350	$ 3,653