Quarterly report pursuant to Section 13 or 15(d)

Net (Loss) Income Per Share - Anti-dilutive Securities (Details)

v3.22.2.2
Net (Loss) Income Per Share - Anti-dilutive Securities (Details) - $ / shares
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Jan. 31, 2021
Anti-dilutive securities            
Weighted average number of shares issuable (in shares)     139,747      
Exercise price per share (in dollars per share)   $ 0.012   $ 0.012   $ 0.012
Pre-funded warrants exercised (in shares)         25,740  
Nantahala            
Anti-dilutive securities            
Warrants outstanding (in shares) 114,007   114,007      
Stock options            
Anti-dilutive securities            
Anti-dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 1,260,906 1,122,785 1,260,906 1,122,785    
Warrants on common stock            
Anti-dilutive securities            
Anti-dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 366,990 367,186 366,990 367,186    
Restricted Stock Units            
Anti-dilutive securities            
Anti-dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 0 6,493 0 6,493