Revenue recognition - Schedule of Deferred Revenue Balances by Reportable Segment (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Total deferred revenue	$ 295,319	$ 293,544	$ 282,414	$ 278,279
Enterprise
Disaggregation of Revenue [Line Items]
Total deferred revenue	243,771	233,466	220,127	219,030
Consumer
Disaggregation of Revenue [Line Items]
Total deferred revenue	$ 51,548	$ 60,078	$ 62,287	$ 59,249