Unaudited Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Statement of Comprehensive Income [Abstract]
Net loss	$ (46,136)	$ (35,963)	$ (147,977)	$ (125,128)
Other comprehensive loss, net of tax of nil:
Foreign currency translation adjustments	(11,075)	(6,703)	(40,558)	(10,870)
Comprehensive loss	$ (57,211)	$ (42,666)	$ (188,535)	$ (135,998)