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Net Loss Per Common Share - Schedule of Antidilutive Securities Excluded from Computation of Net Loss per Share (Details) - shares
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share 2,616,207 9,026,170
Options to Purchase Common Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share 2,544,778 540,679
Restricted Common Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share 71,429 166,667
Convertible Preferred Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share   7,334,518
Options to Purchase Convertible Preferred Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share   984,306