Stockholders' Equity and Stock-Based Compensation (Details 4) - $ / shares |
6 Months Ended | 12 Months Ended |
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Jun. 30, 2019 |
Dec. 31, 2018 |
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Stockholders Equity And Stockbased Compensation Details 4Abstract | ||
Non-vested at beginning of period | 1,669,016 | 1,542,736 |
Granted | 1,784,455 | |
Vested | (1,514,195) | |
Forfeited | (143,980) | |
Non-vested at end of period | 1,669,016 | 1,669,016 |
Weighted average fair value grant date, beginning of period | $ 0.54 | $ 1.10 |
Weighted average fair value grant date, granted | 0.70 | |
Weighted average fair value grant date, vested | 1.27 | |
Weighted average fair value grant date, forfeited | 0.83 | |
Weighted average fair value grant date, end of period | 0.54 | 0.54 |
Weighted average exercise price, beginning of period | 0.91 | 1.58 |
Weighted average exercise price, granted | 0.90 | |
Weighted average exercise price, vested | 1.58 | |
Weighted average exercise price, forfeited | 1.10 | |
Weighted average exercise price, end of period | $ 0.91 | $ 0.91 |
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- Definition Gross number of share options (or share units) granted during the period. No definition available.
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of non-vested options outstanding. No definition available.
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- Definition Number of non-vested options forfeited. No definition available.
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- Definition Weighted average grant-date fair value of non-vested options forfeited. No definition available.
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- Definition Weighted average grant-date fair value of non-vested options outstanding. No definition available.
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- Definition Weighted average grant-date fair value of options vested. No definition available.
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