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Other Current Assets (Tables) | 12 Months Ended
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Dec. 31, 2017
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract] |
Schedule of Other Current Assets [Table Text Block] | Other current assets consisted of the following as of the periods presented below:
|  | DECEMBER 31, |
|  | 2017 |  | 2016 |
Inventories |  | $ | 157,058 |  | $ | 123,287 |
Prepaid rent, insurance and other assets |  |  | 610,886 |  | $ | 385,388 |
Income tax receivable |  |  | - |  |  | 42,896 |
Other current assets |  | $ | 767,944 |  | $ | 551,571 |

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- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
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