4. Stock Incentive Plan (Details Narrative) - USD ($)  | 
12 Months Ended | |
|---|---|---|
Dec. 31, 2019  | 
Dec. 31, 2018  | 
|
| Stock-based compensation expense for non-employees | $ 82,828 | $ 125,469 | 
| Unamortized unvested balance of stock base compensation | $ 13,000,000 | |
| Unamortized unvested balance of stock base compensation, period | 2 years 4 months 24 days | |
| General and Administrative Expenses | ||
| Employee and non-employee director stock-based compensation expense | $ 653,997 | 232,625 | 
| Stock-based compensation expense for non-employees | 125,469 | |
| Research and Development Expenses | ||
| Employee and non-employee director stock-based compensation expense | $ 274,345 | 171,238 | 
| Stock-based compensation expense for non-employees | $ 0 | |
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- References No definition available. 
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of cost to be recognized for option under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of noncash expense for share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Details 
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- Details 
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