| 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 | | For the Nine Months Ended | | | | | September 30, | | September 30, | | | | | 2015 | | 2014 | | 2015 | | 2014 | | | Consulting Warrant to purchase common stock | | | 166,937 | | | 278,228 | | | 166,937 | | | 278,228 | | | Financing Warrant to purchase common stock | | | 152,778 | | | 152,778 | | | 152,778 | | | 152,778 | | | IPO Warrants to purchase common stock | | | 460,000 | | | 460,000 | | | 460,000 | | | 460,000 | | | IR Consulting Warrant | | | 36,000 | | | 36,000 | | | 36,000 | | | 36,000 | | | IR Incentive Warrant | | | 15,000 | | | - | | | 15,000 | | | - | | | Options to purchase common stock | | | 1,588,851 | | | 1,671,235 | | | 1,588,851 | | | 1,671,235 | | | RSUs | | | 1,174,990 | | | 462,060 | | | 1,174,990 | | | 462,060 | | | PSUs | | | 1,213,173 | | | - | | | 1,213,173 | | | - | | | ESPP | | | 26,961 | | | - | | | 26,961 | | | - | | | Total potentially dilutive securities | | | 4,834,690 | | | 3,060,301 | | | 4,834,690 | | | 3,060,301 | |
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