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Loss Per Share (Tables) | 6 Months Ended
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Jun. 30, 2014
Loss Per Share [Abstract] |
ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block] | At June 30, 2014 and 2013, the Company excluded the following potentially dilutive securities:
| June 30,
| 2014 |  | 2013
Stock Options | 4,204,270 |  |  | 2,647,437 |
Warrants | 3,623,956 |  |  | 5,430,137 |
Restricted Shares | 205,231 |  |  | 73,500 |

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