Quarterly report pursuant to Section 13 or 15(d)

Loss per Share - Additional Information (Details)

v3.20.1
Loss per Share - Additional Information (Details) - shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Stock Options [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive common share equivalents excluded from computation of diluted net loss per share 3,722,397 1,908,100
Restricted Stock Units (RSUs) [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive common share equivalents excluded from computation of diluted net loss per share 297,626 1,369,147
Restricted Stock Awards (RSAs) [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive common share equivalents excluded from computation of diluted net loss per share 125,000  
Employee Stock Purchase Plan [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive common share equivalents excluded from computation of diluted net loss per share 61,840