Stockholders' Equity - Summary of Shareholders Equity Warrants Outstanding (Details) (Parenthetical) - $ / shares |
Jun. 30, 2019 |
Dec. 31, 2018 |
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| Equity [Abstract] | ||
| Weighted average of exercise price for outstanding warrants | $ 0.61 | $ 0.70 |
| X | ||||||||||
- Definition Share based compensation arrangement by share based payment award non-options equity instruments weighted average exercise price. No definition available.
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| X | ||||||||||
- References No definition available.
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