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Summary of Significant Accounting Policies (Details Textual) | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Summary of Significant Accounting Policies (Textual) |  |
Federal corporate tax rate | (34.00%) | (34.00%)
Maximum [Member] |  |
Summary of Significant Accounting Policies (Textual) |  |
Federal corporate tax rate | (35.00%) |
Minimum [Member] |  |
Summary of Significant Accounting Policies (Textual) |  |
Federal corporate tax rate | (21.00%) |

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