Revenue recognition - Summary of Deferred Contract Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Deferred contract costs [Roll Forward]
Balance at Beginning of Period	$ 44,545	$ 25,837	$ 14,380
Additions	53,379	36,509	18,943
Amortization Expense	(32,279)	(17,801)	(7,486)
Balance at End of Period	$ 65,645	$ 44,545	$ 25,837