Condensed Consolidated Statements of Comprehensive Loss (unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (107,754)	$ (86,102)	$ (325,367)	$ (292,406)
Other comprehensive income:
Unrealized gains on available-for-sale securities	456	3,315	466	15,783
Foreign currency translation adjustments	1,900	(526)	(75)	(1,941)
Other comprehensive income	2,356	2,789	391	13,842
Comprehensive loss	$ (105,398)	$ (83,313)	$ (324,976)	$ (278,564)