Annual report pursuant to Section 13 and 15(d)

Net Loss Per Share of Common Stock (Details 1)

v3.19.1
Net Loss Per Share of Common Stock (Details 1) - shares
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Stock options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive excluded from the calculation of diluted net loss per share 3,600,073 1,130,000
Unvested restricted stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive excluded from the calculation of diluted net loss per share 1,543,501 1,050,000
Common shares underlying convertible debt    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive excluded from the calculation of diluted net loss per share 5,000,000 4,000,000
Common shares underlying convertible preferred stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive excluded from the calculation of diluted net loss per share 0 50,335,500
Warrants    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive excluded from the calculation of diluted net loss per share 53,130,750 11,649,500