4. Stock Option Plan (Details Narrative) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
|
| Stock-based compensation expense for non-employees | $ 125,469 | $ 251,842 |
| Unamortized unvested balance of stock base compensation | $ 900,000 | |
| Unamortized unvested balance of stock base compensation, period | 4 years | |
| General and Administrative Expenses | ||
| Employee and non-employee director stock-based compensation expense | $ 232,625 | 26,864 |
| Stock-based compensation expense for non-employees | 125,469 | 199,769 |
| Research and Development Expenses | ||
| Employee and non-employee director stock-based compensation expense | 171,238 | 26,499 |
| Stock-based compensation expense for non-employees | $ 0 | $ 52,073 |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Unrecognized cost of unvested options awarded to employees as compensation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|