Summary of Significant Accounting Policies - Additional Information (Details)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022 USD ($) Customer	Sep. 30, 2021 USD ($) Customer	Sep. 30, 2022 USD ($) Customer	Sep. 30, 2021 USD ($) Customer	Dec. 31, 2020 USD ($)	Jan. 01, 2022 USD ($)	Dec. 31, 2021 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Vesting period			4 years
Stock-based compensation expense	$ 13,474,000	$ 6,668,000	$ 34,285,000	$ 38,912,000
Right-of-use asset	$ 6,739,000		$ 6,739,000				$ 0
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Right-of-use asset		Right-of-use asset
Lease liability	$ 10,436,000		$ 10,436,000
ASU 2016-02
Summary Of Significant Accounting Policies [Line Items]
Right-of-use asset						$ 9,200,000
Lease liability						14,500,000
Deferred rent to be derecognized						2,600,000
Tenant improvement to be derecognized						$ 2,700,000
Net Revenue
Summary Of Significant Accounting Policies [Line Items]
Number of major customers | Customer	0	0	0	0
RSUs
Summary Of Significant Accounting Policies [Line Items]
Stock-based compensation expense					$ 0