Stock-Based Awards - Additional Information (Details) - USD ($)	1 Months Ended			12 Months Ended
	Jun. 30, 2021	Sep. 30, 2019	Sep. 30, 2016	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Employee Stock Option [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Aggregate intrinsic value of options exercised				$ 12,100	$ 65,100,000	$ 53,100,000
Weighted average grant date fair value of options granted				$ 22.69	$ 47.62	$ 25.49
Unamortized stock-based compensation expense related to stock option				$ 127,400,000
Estimated weighted average period				2 years 2 months 12 days
Restricted Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Estimated weighted average period				2 years 9 months 18 days
Unrecognized compensation cost related to unvested restricted stock				$ 77,000,000.0
Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Share issued under plan				147,459	65,021
Vesting of restricted common stock				349,496	89,261	1,986,250
2016 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Option price as a percentage of estimated fair value on the date of grant			100.00%
Options vesting period			4 years
2016 Equity Incentive Plan | Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expiration period of awards from issuance date			10 years
2019 Equity Incentive Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Option price as a percentage of estimated fair value on the date of grant		100.00%
Options vesting period		4 years
Shares available for grant				12,911,263
2019 Equity Incentive Plan | Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Expiration period of awards from issuance date		10 years
2019 Employee Stock Purchase Plan
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Offering period	6 months	27 months
Share issued under plan				118,288
Weighted average grant date fair value of options granted				$ 9.09	$ 19.85
2019 Employee Stock Purchase Plan | Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Option price as a percentage of estimated fair value on the date of grant		85.00%
Shares authorized to issue under purchase rights granted		1,280,000
Percentage of employee payroll deduction on earnings, maximum		15.00%