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Loss Per Share (Tables) | 12 Months Ended
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Dec. 31, 2017
Earnings Per Share [Abstract] |
Schedule of Potentially Dilutive Securities Excluded from Calculation of Loss Per Share | At December 31, 2017 and 2016 the Company excluded the following potentially dilutive securities:
| December 31,
| 2017 |  | 2016
Stock Options | 1,072,499 |  |  | 953,690 |
Warrants | 209,818 |  |  | 388,062 |
Restricted Shares | 181,908 |  |  | 126,849 |
Restricted Stock Units | 10,260 |  |  | — |

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