Quarterly report pursuant to Section 13 or 15(d)

Net Loss per Share - Additional Information (Details)

v3.21.2
Net Loss per Share - Additional Information (Details) - USD ($)
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Loss allocated to participating securities $ 0  
Stock Options [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive share equivalents excluded from computation of diluted net loss per share 126,998 144,851
Warrants [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive share equivalents excluded from computation of diluted net loss per share 2,419,280 2,345,033
Restricted Stock Units (RSUs) [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive share equivalents excluded from computation of diluted net loss per share 45,832 20,678
Restricted Stock Awards (RSAs) [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive share equivalents excluded from computation of diluted net loss per share 312,380 5,000
Employee Stock Purchase Plan [Member]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive share equivalents excluded from computation of diluted net loss per share 10,462 3,772