Annual report pursuant to Section 13 and 15(d)

Net Loss Per Share - Schedule of Antidilutive Shares Excluded from Calculation of Diluted Net Loss Per Share (Details)

v3.20.4
Net Loss Per Share - Schedule of Antidilutive Shares Excluded from Calculation of Diluted Net Loss Per Share (Details) - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive shares have been excluded from calculation of diluted net loss per share 3,366,280 3,518,609
Stock Options to Purchase Common Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive shares have been excluded from calculation of diluted net loss per share 2,900,479 2,129,632
Non-vested Common Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Antidilutive shares have been excluded from calculation of diluted net loss per share 465,801 1,388,977