CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS
Service revenue - related party	$ 10,910		$ 11,889
License revenue - related party		$ 5,103		$ 11,977
Total revenue	10,910	5,103	11,889	11,977
Operating expenses:
Cost of service revenue - related party	11,985		11,985
General and administrative	12,723	10,009	37,127	35,169
Research and development	26,243	27,856	95,499	70,115
Total operating expenses	50,951	37,865	144,611	105,284
Loss from operations	(40,041)	(32,762)	(132,722)	(93,307)
Other non-operating income (expense):
Foreign currency gain (loss)	3,463	(8,677)	2,644	(2,915)
Interest income	1,189	523	3,113	1,723
Interest expense	(3,357)	(3,381)	(9,861)	(9,796)
Gain on sale of nonfinancial assets	(584)		28,434
Fair value adjustments				53
Net loss	(39,330)	(44,297)	(108,392)	(104,242)
Other comprehensive income (loss):
Foreign currency translation (loss) gain	(1,234)	6,007	(3,413)	1,113
Comprehensive loss	(40,564)	(38,290)	(111,805)	(103,129)
Net loss	$ (39,330)	$ (44,297)	$ (108,392)	$ (104,242)
Basic net loss per ordinary share	$ (0.55)	$ (0.74)	$ (1.62)	$ (1.91)
Diluted net loss per ordinary share	$ (0.55)	$ (0.74)	$ (1.62)	$ (1.91)
Weighted-average number of ordinary shares outstanding, basic	71,633,150	59,526,642	66,709,847	54,544,660
Weighted-average number of ordinary shares outstanding, diluted	71,633,150	59,526,642	66,709,847	54,544,660