Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jun. 30, 2017 |
Dec. 31, 2016 |
Mar. 17, 2015 |
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| Founders Agreement Annual Equity Fee Percentage | 2.50% | ||
| Stock Issued During Period, Value, Issued for Services | $ 0 | ||
| Research and Development Expense [Member] | |||
| Stock Issued During Period, Value, Issued for Services | $ 3,900 |
| X | ||||||||||
- Definition This element represents the percentage of founder’s agreement, annual equity fee. No definition available.
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| X | ||||||||||
- Definition Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. No definition available.
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| X | ||||||||||
- Details
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