| Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
Potentially dilutive securities outlined in the table below have been excluded from the computation of diluted net loss per share because the effect of their inclusion would have been anti-dilutive. | | | For the Three Months Ended
September 30, | | For the Nine Months Ended
September 30, | | | | | 2017 | | 2016 | | 2017 | | 2016 | | | Financing Warrant to purchase common stock | | | 13,889 | | | 13,889 | | | 13,889 | | | 13,889 | | | IPO Warrants to purchase common stock | | | 11,600 | | | 13,200 | | | 11,600 | | | 13,200 | | | Investor Relations Consulting Warrant | | | - | | | 23,250 | | | - | | | 23,250 | | | Investor Relations Incentive Warrant | | | - | | | 15,000 | | | - | | | 15,000 | | | Warrant issued to private investors | | | 3,035,688 | | | 1,618,123 | | | 3,035,688 | | | 1,618,123 | | | Options to purchase common stock | | | 1,149,589 | | | 1,333,357 | | | 1,149,589 | | | 1,333,357 | | | RSUs | | | 2,498,037 | | | 1,443,529 | | | 2,498,037 | | | 1,443,529 | | | PSUs | | | 1,153,617 | | | 1,070,968 | | | 1,153,617 | | | 1,070,968 | | | DSUs | | | - | | | 14,953 | | | - | | | 14,953 | | | Total potentially dilutive securities | | | 7,862,420 | | | 5,546,269 | | | 7,862,420 | | | 5,546,269 | |
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