Convertible Preferred Stock and Stockholders' Equity (Details 4) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Convertible preferred stock
Total stock-based compensation expense	$ 20,542	$ 13,254	$ 39,873	$ 26,230
Research And Development
Convertible preferred stock
Total stock-based compensation expense	13,570	8,624	26,264	17,146
General And Administrative
Convertible preferred stock
Total stock-based compensation expense	$ 6,972	$ 4,630	$ 13,609	$ 9,084