Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Loss per Ordinary Share (Details Textual)

v3.19.1
Loss per Ordinary Share (Details Textual) - shares
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Warrant [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount   4,518,406 3,106,000
Options and Warrants [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 7,717,721 1,182,066