Revenue - Deferred revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue
Balance, beginning of the period	$ 154,777	$ 68,436	$ 23,058
Deferral of revenue	185,688	146,674	66,349
Recognition of deferred revenue	(129,580)	(60,333)	(20,971)
Balance, end of the period	$ 210,885	$ 154,777	$ 68,436