Stock Based Compensation (Details 3) |
12 Months Ended | |
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Dec. 31, 2016 |
Dec. 31, 2015 |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Risk-free interest rate, Minimum | 1.14% | 1.34% |
| Risk-free interest rate, Maximum | 2.09% | 1.74% |
| Dividend yield | 0.00% | 0.00% |
| Expected life | 6 years | 6 years |
| Maximum [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Volatility | 89.15% | 102.30% |
| Minimum [Member] | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Volatility | 44.72% | 71.10% |
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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The maximum risk-free interest rate assumption that is used in valuing an option on its own shares. No definition available.
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- Definition The minimum risk-free interest rate assumption that is used in valuing an option on its own shares. No definition available.
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- Definition Weighted average expected volatility rate of share-based compensation awards. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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