Nature of Business and Organization, Basis of Presentation and Summary of Significant Accounting Policies - Narrative (Details) ¥ in Thousands, $ in Thousands		12 Months Ended
	Jan. 01, 2022 USD ($)	Dec. 31, 2022 USD ($) segment	Dec. 31, 2021 USD ($)	Dec. 31, 2022 CNY (¥)	Dec. 31, 2020 USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Amortization of operating lease right-of-use assets and intangible assets		$ 2,520	$ 368
Changes in operating assets and liabilities:		(10,874)	48,503
Other current and non-current assets		9,700	16,906
Insurance limits		250		¥ 500
Asset impairment charges		$ 0	0
Number of operating segments | segment		1
Number of reportable segments | segment		1
Operating lease right-of-use assets		$ 19,588	0
Present value of net lease payments		20,582
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value			(12,600)
Stockholders' equity attributable to parent		(200,992)	(567,654)		$ 579,338
Revision of Prior Period, Reclassification, Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Amortization of operating lease right-of-use assets and intangible assets			400
Changes in operating assets and liabilities:			4,600
Other current and non-current assets			200
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease right-of-use assets	$ 11,200
Present value of net lease payments	11,200
Gain on sale	3,400
Additional Paid-in Capital
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stockholders' equity attributable to parent		$ (3,724,180)	(3,482,226)		$ (1,817,760)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stockholders' equity attributable to parent			(3,393)
Cumulative Effect, Period of Adoption, Adjustment | Accounting Standards Update 2020-06
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Stockholders' equity attributable to parent			$ 20,265
Cumulative Effect, Period of Adoption, Adjustment | Additional Paid-in Capital | Accounting Standards Update 2020-06
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Fair value, measurement with unobservable inputs reconciliation, recurring basis, liability value	12,600
Stockholders' equity attributable to parent	$ 20,300