Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Details 1)

v3.19.2
Summary of Significant Accounting Policies (Details 1) - shares
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Antidilutive securities excluded from computation of earnings per share 1,303,771 3,771,233
Common Stock Options [Member]    
Antidilutive securities excluded from computation of earnings per share 380,396 202,058
Series A, H-1, H-3, H-4, I, J and Merger Common Stock Purchase Warrants    
Antidilutive securities excluded from computation of earnings per share 585,306 585,307
Series H, H-3, and H-4 Convertible Preferred Stock [Member]    
Antidilutive securities excluded from computation of earnings per share 338,069 2,739,225
Restricted Shares (Unvested) [Member]    
Antidilutive securities excluded from computation of earnings per share 0 244,643