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Loss Per Share (Tables) | 3 Months Ended
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Mar. 31, 2014
Loss Per Share [Abstract] |
ScheduleOfDilutiveSecuritiesExcludedFromComputationOfEarningsPerShare [Table Text Block] | At March 31, 2014 and 2013, the Company excluded the following potentially dilutive securities:
| March 31,
| 2014 |  | 2013
Stock Options | 3,912,697 |  |  | 2,631,181 |
Warrants | 4,491,028 |  |  | 5,501,055 |
Restricted Shares | 175,731 |  |  | 35,500 |

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