Annual report pursuant to Section 13 and 15(d)

Net Loss Per Share - Antidilutive Securities (Details)

v3.22.1
Net Loss Per Share - Antidilutive Securities (Details) - shares
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities (in shares) 7,914,236 53,812,024 51,479,401
Share-based Payment Arrangement, Option [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities (in shares) 7,574,136 9,868,915 7,536,292
Redeemable Convertible Preferred Stock [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities (in shares) 0 43,836,109 43,836,109
Warrant [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities (in shares) 0 107,000 107,000
Employee stock purchase plan      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities (in shares) 169,025 0 0
Restricted Stock Units (RSUs)      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities (in shares) 171,075 0 0