Restructuring activities - Restructuring and Related Costs (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 979	$ 8,042
Cost of revenue:
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(3)	7
Sales and marketing
Restructuring Cost and Reserve [Line Items]
Restructuring charges	947	6,518
Research and development
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(26)	708
General and administrative
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 61	$ 809