Quarterly report pursuant to Section 13 or 15(d)

Net Loss per Share (Details Textual)

v3.7.0.1
Net Loss per Share (Details Textual) - shares
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Equity Option [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 11,489,515 8,992,428
Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 57,341,642 7,858,899