XML 77 R67.htm IDEA: XBRL DOCUMENT v3.22.2
Net Loss per Share - Common Stock Equivalents Excluded from Computation of Diluted Net Loss per Share (Details) - shares
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Options to purchase common stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from computation of diluted net loss per share 567,252 445,590
Warrants | Common Stock    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from computation of diluted net loss per share 6,539,011 58,688
Restricted Stock Units    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from computation of diluted net loss per share 17,500 7,459
Series A Preferred    
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from computation of diluted net loss per share   158,545