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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of fair value assumptions of stock option granted |
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019 |
Dividend yield |  |  | 0.00 | % |  |  | 0.00 | %
Risk-free interest rate |  | 0.28—0.46 | % |  |  | 1.49 | %
Expected term (years) |  | 5.65—6.13 |  |  |  | 5.65 |
Volatility |  | 92.51—107.87 | % |  |  | 93.72 | %
Schedule of RSA activity |
|  | Number of Shares |  |  | Weighted Average Grant Date Fair Value |
Unvested, December 31, 2019 |  |  | 450,000 |  |  | $ | 0.19 |
Granted |  |  | — |  |  |  | — |
Released |  |  | (450,000 | ) |  |  | 0.19 |
Unvested, December 31, 2020 |  |  | — |  |  | $ | — |
Schedule of stock-Based compensation Expense |
|  | Year Ended December 31, |
|  | 2020 |  |  | 2019
Research and development |  | $ | 93,545 |  |  | $ | —
General and administrative |  |  | 209,197 |  |  |  | 680,455 |
|  | $ | 302,742 |  |  | $ | 680,455 |
Stock options | Omnibus Incentive Plan 2014 |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Schedule of shares available for future grant |
Shares Available for Grant
Available as of December 31, 2019 | 13,128,381
Share pool increase | 18,394,752
Forfeited | 1,837,407
Cancelled | 5,830,235
Granted | (26,400,000 | )
Available as of December 31, 2020 | 12,790,775
Schedule of summary of stock option activity |
|  | Number of Shares |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (Years) |  |  | Aggregate Intrinsic Value* |
Outstanding, December 31, 2019 |  |  | 3,317,642 |  |  | $ | 0.33 |  |  |  | 8.34 |  |  |  |
Granted |  |  | 26,400,000 |  |  |  | 0.05 |  |  |  |  |  |  |  |
Cancelled |  |  | (5,830,235 | ) |  |  | 0.07 |  |  |  |  |  |  |  |
Forfeited |  |  | (1,837,407 | ) |  |  | 0.26 |  |  |  |  |  |  |  |
Outstanding, December 31, 2020 |  |  | 22,050,000 |  |  | $ | 0.06 |  |  |  | 9.52 |  |  | $ | — |
Exercisable, December 31, 2020 |  |  | 3,465,000 |  |  | $ | 0.15 |  |  |  | 8.88 |  |  | $ | — |
Vested and expected to vest, December 31, 2020 |  |  | 22,050,000 |  |  | $ | 0.06 |  |  |  | 9.52 |  |  | $ | — |
*The aggregate intrinsic value is the sum of the amounts by which the quoted market price of the Company’s stock exceeded the exercise price of the stock options at December 31, 2020 for those stock options for which the quoted market price was in excess of the exercise price (“in-the-money options”).

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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