Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Net Loss Per Share - Anti-dilutive Securities (Details) - shares
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Stock options    
Anti-dilutive securities    
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 7,712,680 4,345,305
Warrants on common stock    
Anti-dilutive securities    
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 4,024,708 4,024,708
Restricted Stock Units    
Anti-dilutive securities    
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 267,500 345,000
Underwriters' unit purchase option    
Anti-dilutive securities    
Anti- dilutive securities excluded from the computation of diluted weighted shares outstanding (in shares) 40,000 40,000