UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional paid-in capital	Accumulated deficit	Accumulated other Comprehensive loss	Statutory reserves
Beginning balance (in shares) at Dec. 31, 2023		315,006,942
Beginning balance at Dec. 31, 2023	$ 564,190	$ 32	$ 1,481,241	$ (897,501)	$ (25,614)	$ 6,032
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss)/profit	(113,134)			(113,134)
Issuance of common stock in connection with vesting of share-based awards (in shares)		7,120,856
Issuance of common stock in connection with vesting of share-based awards	0	$ 1	(1)
Share-based compensation	30,391		30,391
Issuance of warrants	779		779
Foreign currency translation adjustments	3,862				3,862
Ending balance (in shares) at Sep. 30, 2024		322,127,798
Ending balance at Sep. 30, 2024	486,088	$ 33	1,512,410	(1,010,635)	(21,752)	6,032
Beginning balance (in shares) at Jun. 30, 2024		315,510,447
Beginning balance at Jun. 30, 2024	454,988	$ 32	1,506,031	(1,023,882)	(33,225)	6,032
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss)/profit	13,247			13,247
Issuance of common stock in connection with vesting of share-based awards (in shares)		6,617,351
Issuance of common stock in connection with vesting of share-based awards	0	$ 1	(1)
Share-based compensation	6,380		6,380
Foreign currency translation adjustments	11,473				11,473
Ending balance (in shares) at Sep. 30, 2024		322,127,798
Ending balance at Sep. 30, 2024	$ 486,088	$ 33	1,512,410	(1,010,635)	(21,752)	6,032
Beginning balance (in shares) at Dec. 31, 2024	323,144,134	323,144,134
Beginning balance at Dec. 31, 2024	$ 387,895	$ 33	1,512,982	(1,092,958)	(38,194)	6,032
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss)/profit	(45,757)			(45,757)
Issuance of common stock in connection with vesting of share-based awards (in shares)		622,095
Share-based compensation	2,303		2,303
Foreign currency translation adjustments	$ 13,671				13,671
Ending balance (in shares) at Sep. 30, 2025	323,766,229	323,766,229
Ending balance at Sep. 30, 2025	$ 358,112	$ 33	1,515,285	(1,138,715)	(24,523)	6,032
Beginning balance (in shares) at Jun. 30, 2025		323,666,611
Beginning balance at Jun. 30, 2025	356,130	$ 33	1,514,531	(1,137,226)	(27,240)	6,032
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss)/profit	(1,489)			(1,489)
Issuance of common stock in connection with vesting of share-based awards (in shares)		99,618
Share-based compensation	754		754
Foreign currency translation adjustments	$ 2,717				2,717
Ending balance (in shares) at Sep. 30, 2025	323,766,229	323,766,229
Ending balance at Sep. 30, 2025	$ 358,112	$ 33	$ 1,515,285	$ (1,138,715)	$ (24,523)	$ 6,032