Income Tax - Loss (Income) Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	$ 443,286	$ 704,471	$ 268,905
Cayman Islands
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	19,454	28,401	2,612
British Virgin Islands
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	2	2	3
Mainland China
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	290,056	340,865	220,813
Hong Kong
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	53,425	243,400	20,022
United States
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	79,620	89,374	24,616
Australia
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	(260)	1,758	839
Taiwan
Income Tax Disclosure [Line Items]
Loss (income) before income taxes	$ 989	$ 671	$ 0