Convertible Preferred Stock and Stockholders' Deficit - Additional Information (Details) - USD ($)		1 Months Ended				6 Months Ended
	Jun. 30, 2022	Apr. 30, 2022	Jan. 31, 2021	Mar. 31, 2020	Feb. 29, 2020	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	Mar. 31, 2021
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Common stock, shares authorized	200,000,000					200,000,000		200,000,000
Common stock, par value	$ 0.0001					$ 0.0001		$ 0.0001
Number of shares sold							$ 254,271,000
Proceeds from issuance of convertible preferred stock, net of issuance costs							124,712,000
Series A Convertible Preferred Stock
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Share price					$ 1.65816
Convertible preferred stock, issued				21,710,814	21,710,814
Convertible preferred stock, par value				$ 2.0727	$ 2.0727
Proceeds from issuance of convertible preferred stock, net of issuance costs				$ 44,700,000	$ 44,700,000
Converted shares					301,685
Series B Convertible Preferred Stock
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Convertible preferred stock, issued			19,083,979
Convertible preferred stock, par value			$ 6.55
Proceeds from issuance of convertible preferred stock, net of issuance costs			$ 124,700,000
Common Stock
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Number of shares sold							$ 1,000
Common Stock | 2018 Equity Incentive Plan | Restricted Shares
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Vesting period						4 years
Maximum
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Aggregate offering price		$ 300,000,000.0
Initial Public Offering
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Common stock, shares authorized									200,000,000
Common stock, par value									$ 0.0001
Preferred stock, authorized									10,000,000
Preferred stock, par value									$ 0.0001
Share price									$ 20.00
ATM Program
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Number of shares sold	$ 0
ATM Program | Maximum
Convertible Preferred Stock And Stockholders Deficit [Line Items]
Aggregate offering price		$ 100,000,000.0