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Loss Per Share (Tables) | 6 Months Ended
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Jun. 30, 2015
Loss Per Share [Abstract] |
ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block] | At June 30, 2015 and 2014, the Company excluded the following potentially dilutive securities:
| June 30,
| 2015 |  | 2014
Stock Options | 6,924,459 |  |  | 4,204,270 |
Warrants | 3,518,952 |  |  | 3,623,956 |
Restricted Shares | 281,054 |  |  | 205,231 |

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- Definition ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block] + References No definition available. + Details
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