Quarterly report pursuant to Section 13 or 15(d)

Net Loss per Common Share - Computations of Diluted Weighted Average Shares Outstanding (Details)

v3.20.2
Net Loss per Common Share - Computations of Diluted Weighted Average Shares Outstanding (Details) - shares
 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total of weighted average shares outstanding 18,954,457 17,329,148
Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total of weighted average shares outstanding 3,026,693 2,745,364
Options to Purchase Common Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total of weighted average shares outstanding 1,187,600 1,169,293
Unvested Restricted Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total of weighted average shares outstanding 14,305,949 12,622,881
Unvested Restricted Stock Units [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Total of weighted average shares outstanding 434,215 791,610