Net Loss per Share - Antidilutive securities (Details) - shares	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Net Loss per Share
Antidilutive securities excluded from common stock (in shares)	4,912,619	21,562,599
Redeemable convertible preferred stock (as converted to common stock)
Net Loss per Share
Antidilutive securities excluded from common stock (in shares)	0	19,185,183
Unvested restricted common stock
Net Loss per Share
Antidilutive securities excluded from common stock (in shares)	295,104	2,884
Unvested shares from early exercises
Net Loss per Share
Antidilutive securities excluded from common stock (in shares)	81,794	218,597
Stock options to purchase common stock
Net Loss per Share
Antidilutive securities excluded from common stock (in shares)	4,535,721	2,155,935