Annual report pursuant to Section 13 and 15(d)

Significant Accounting Policies (Details)

v3.8.0.1
Significant Accounting Policies (Details) - shares
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 6,997,671 6,924,169 6,786,782
Warrants (Note 7)      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 4,326,555 4,331,106 4,286,782
Stock options (Note 7)      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 60,000 60,000 0
Unvested restricted stock (Note 7)      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 2,611,116 2,533,063 2,500,000