Unaudited Condensed Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Ordinary Shares	Additional paid in capital	Accumulated deficit	Accumulated other comprehensive income (loss)	Treasury Stock
Beginning balance (in shares) at Dec. 31, 2022		962,455,850
Beginning balance at Dec. 31, 2022	$ 1,045,595	$ 6	$ 2,893,120	$ (1,861,360)	$ 25,685	$ (11,856)
Beginning balance (in shares) at Dec. 31, 2022						(2,236,280)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of ordinary shares upon vesting of restricted shares (in shares)		732,040
Issuance of ordinary shares upon vesting of restricted shares	0	$ 0	0
Exercise of share options (in shares)		4,009,460
Exercise of share options	1,673	$ 0	1,673
Receipt of shares netted to satisfy tax withholding obligations related to share-based compensation (in shares)						(1,272,330)
Receipt of shares netted to satisfy tax withholding obligations related to share-based compensation	(5,130)					$ (5,130)
Share-based compensation	16,661		16,661
Net loss	(49,144)			(49,144)
Foreign currency translation	(8,413)				(8,413)
Ending balance (in shares) at Mar. 31, 2023		967,197,350
Ending balance at Mar. 31, 2023	1,001,242	$ 6	2,911,454	(1,910,504)	17,272	$ (16,986)
Ending balance (in shares) at Mar. 31, 2023						(3,508,610)
Beginning balance (in shares) at Dec. 31, 2022		962,455,850
Beginning balance at Dec. 31, 2022	1,045,595	$ 6	2,893,120	(1,861,360)	25,685	$ (11,856)
Beginning balance (in shares) at Dec. 31, 2022						(2,236,280)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(239,191)
Foreign currency translation	22,267
Ending balance (in shares) at Sep. 30, 2023		973,930,280
Ending balance at Sep. 30, 2023	880,979	$ 6	2,954,362	(2,100,551)	47,952	$ (20,790)
Ending balance (in shares) at Sep. 30, 2023						(4,893,130)
Beginning balance (in shares) at Mar. 31, 2023		967,197,350
Beginning balance at Mar. 31, 2023	1,001,242	$ 6	2,911,454	(1,910,504)	17,272	$ (16,986)
Beginning balance (in shares) at Mar. 31, 2023						(3,508,610)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of ordinary shares upon vesting of restricted shares (in shares)		6,117,040
Issuance of ordinary shares upon vesting of restricted shares	0	$ 0	0
Exercise of share options (in shares)		41,000
Exercise of share options	88	$ 0	88
Receipt of shares netted to satisfy tax withholding obligations related to share-based compensation (in shares)						(1,280,500)
Receipt of shares netted to satisfy tax withholding obligations related to share-based compensation	(3,540)					$ (3,540)
Share-based compensation	20,511		20,511
Net loss	(120,895)			(120,895)
Foreign currency translation	34,908				34,908
Ending balance (in shares) at Jun. 30, 2023		973,355,390
Ending balance at Jun. 30, 2023	932,314	$ 6	2,932,053	(2,031,399)	52,180	$ (20,526)
Ending balance (in shares) at Jun. 30, 2023						(4,789,110)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of ordinary shares upon vesting of restricted shares (in shares)		394,890
Issuance of ordinary shares upon vesting of restricted shares	0	$ 0	0
Exercise of share options (in shares)		180,000
Exercise of share options	317	$ 0	317
Receipt of shares netted to satisfy tax withholding obligations related to share-based compensation (in shares)						(104,020)
Receipt of shares netted to satisfy tax withholding obligations related to share-based compensation	(264)					$ (264)
Share-based compensation	21,992		21,992
Net loss	(69,152)			(69,152)
Foreign currency translation	(4,228)				(4,228)
Ending balance (in shares) at Sep. 30, 2023		973,930,280
Ending balance at Sep. 30, 2023	$ 880,979	$ 6	2,954,362	(2,100,551)	47,952	$ (20,790)
Ending balance (in shares) at Sep. 30, 2023						(4,893,130)
Beginning balance (in shares) at Dec. 31, 2023	972,239,070	977,151,270
Beginning balance at Dec. 31, 2023	$ 796,118	$ 6	2,975,302	(2,195,980)	37,626	$ (20,836)
Beginning balance (in shares) at Dec. 31, 2023	(4,912,200)					(4,912,200)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of ordinary shares upon vesting of restricted shares (in shares)		1,046,440
Issuance of ordinary shares upon vesting of restricted shares	$ 0	$ 0	0
Share-based compensation	17,980		17,980
Net loss	(53,471)			(53,471)
Foreign currency translation	1,542				1,542
Ending balance (in shares) at Mar. 31, 2024		978,197,710
Ending balance at Mar. 31, 2024	$ 762,169	$ 6	2,993,282	(2,249,451)	39,168	$ (20,836)
Ending balance (in shares) at Mar. 31, 2024						(4,912,200)
Beginning balance (in shares) at Dec. 31, 2023	972,239,070	977,151,270
Beginning balance at Dec. 31, 2023	$ 796,118	$ 6	2,975,302	(2,195,980)	37,626	$ (20,836)
Beginning balance (in shares) at Dec. 31, 2023	(4,912,200)					(4,912,200)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	$ (175,419)
Foreign currency translation	$ (9,356)
Ending balance (in shares) at Sep. 30, 2024	984,356,170	989,268,370
Ending balance at Sep. 30, 2024	$ 667,669	$ 6	3,031,628	(2,371,399)	28,270	$ (20,836)
Ending balance (in shares) at Sep. 30, 2024	(4,912,200)					(4,912,200)
Beginning balance (in shares) at Mar. 31, 2024		978,197,710
Beginning balance at Mar. 31, 2024	$ 762,169	$ 6	2,993,282	(2,249,451)	39,168	$ (20,836)
Beginning balance (in shares) at Mar. 31, 2024						(4,912,200)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of ordinary shares upon vesting of restricted shares (in shares)		8,087,630
Issuance of ordinary shares upon vesting of restricted shares	0	$ 0	0
Exercise of share options (in shares)		25,000
Exercise of share options	44	$ 0	44
Share-based compensation	18,638		18,638
Net loss	(80,277)			(80,277)
Foreign currency translation	3,605				3,605
Ending balance (in shares) at Jun. 30, 2024		986,310,340
Ending balance at Jun. 30, 2024	704,179	$ 6	3,011,964	(2,329,728)	42,773	$ (20,836)
Ending balance (in shares) at Jun. 30, 2024						(4,912,200)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of ordinary shares upon vesting of restricted shares (in shares)		393,850
Issuance of ordinary shares upon vesting of restricted shares	0	$ 0	0
Exercise of share options (in shares)		2,564,180
Exercise of share options	2,869	$ 0	2,869
Share-based compensation	16,795		16,795
Net loss	(41,671)			(41,671)
Foreign currency translation	$ (14,503)				(14,503)
Ending balance (in shares) at Sep. 30, 2024	984,356,170	989,268,370
Ending balance at Sep. 30, 2024	$ 667,669	$ 6	$ 3,031,628	$ (2,371,399)	$ 28,270	$ (20,836)
Ending balance (in shares) at Sep. 30, 2024	(4,912,200)					(4,912,200)