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Other Current Assets (Tables) | 6 Months Ended
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Jun. 30, 2017
Other Current Assets Disclosure [Abstract] |
Schedule of Other Current Assets [Table Text Block] |
| As of June 30, 2017 |  | As of December 31, 2016
Sales and use taxes | $ | 430 |  |  | $ | 153 |
Prepaid expenses | 204 |  |  | 212 |
Other | 203 |  |  | 154 |
Other current assets | $ | 837 |  |  | $ | 519 |

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- Definition Other Current Assets Disclosure [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the carrying amounts of other current assets. + References No definition available. + Details
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