Condensed Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) |
12 Months Ended |
|---|---|
|
Dec. 31, 2018
USD ($)
shares
| |
| Statement of Stockholders' Equity [Abstract] | |
| Common stock, shares exchanged | shares | 298,615 |
| Conversion of senior convertible notes, costs | $ 82,502 |
| Issuance of common stock units for cash, cost | 308,830 |
| Issuance of common stock units for a future research funding commitment, cost | $ 168,457 |
| X | ||||||||||
- Definition Common stock, shares exchanged. No definition available.
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| X | ||||||||||
- Definition Conversion of senior convertible notes, costs. No definition available.
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| X | ||||||||||
- Definition Issuance of common stock units for a future research funding commitment, cost. No definition available.
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| X | ||||||||||
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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