Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details)

v3.19.2
Summary of Significant Accounting Policies (Details) - shares
 3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Warrant        
Nature of Operations, Business Activities and Summary of Significant Accounting Policies [Line Items]        
Anti-dilutive excluded from the calculation of diluted loss per common share 18,844,002 51,155,750 20,353,145 51,155,750
Common shares underlying convertible debt        
Nature of Operations, Business Activities and Summary of Significant Accounting Policies [Line Items]        
Anti-dilutive excluded from the calculation of diluted loss per common share 0 0 11,722,222 0
Stock Option        
Nature of Operations, Business Activities and Summary of Significant Accounting Policies [Line Items]        
Anti-dilutive excluded from the calculation of diluted loss per common share 2,411,846 1,850,073 2,814,505 1,850,073
Unvested restricted stock        
Nature of Operations, Business Activities and Summary of Significant Accounting Policies [Line Items]        
Anti-dilutive excluded from the calculation of diluted loss per common share 209,055 1,918,501 237,798 1,918,501