Segment and geographic information - Summary of Financial Information by Each Reportable Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information [Line Items]
Revenue	$ 786,565	$ 728,937	$ 629,097
Cost of revenue	294,625	309,598	275,320
Segment adjusted gross profit	521,030	447,185	375,266
Content costs
Segment Reporting Information [Line Items]
Cost of revenue	(192,274)	(209,449)	(192,421)
Customer support
Segment Reporting Information [Line Items]
Cost of revenue	(44,990)	(44,349)	(35,987)
Other segment items
Segment Reporting Information [Line Items]
Cost of revenue	(28,271)	(27,954)	(25,423)
Enterprise
Segment Reporting Information [Line Items]
Revenue	494,458	420,646	314,038
Segment adjusted gross profit	361,673	283,419	209,461
Enterprise | Content costs
Segment Reporting Information [Line Items]
Cost of revenue	(89,584)	(95,773)	(73,659)
Enterprise | Customer support
Segment Reporting Information [Line Items]
Cost of revenue	(37,956)	(37,320)	(28,946)
Enterprise | Other segment items
Segment Reporting Information [Line Items]
Cost of revenue	(5,245)	(4,134)	(1,972)
Consumer
Segment Reporting Information [Line Items]
Revenue	292,107	308,291	315,059
Segment adjusted gross profit	159,357	163,766	165,805
Consumer | Content costs
Segment Reporting Information [Line Items]
Cost of revenue	(102,690)	(113,676)	(118,762)
Consumer | Customer support
Segment Reporting Information [Line Items]
Cost of revenue	(7,034)	(7,029)	(7,041)
Consumer | Other segment items
Segment Reporting Information [Line Items]
Cost of revenue	$ (23,026)	$ (23,820)	$ (23,451)