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Share-Based Payment Transactions (Tables) | 12 Months Ended
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Dec. 31, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of expenses |
|  | Year ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Research and development expenses |  | $ | 137 |  |  | $ | 200 |  |  | $ | 159 |
General and administrative expenses |  |  | 126 |  |  |  | 266 |  |  |  | 158 |
|  |  | 263 |  |  |  | 466 |  |  |  | 317 |
Schedule of estimated using the binomial option pricing model |
Description |  | 2022 |  |  | 2021 |  |  | 2020 |
Risk-free interest rate |  |  | 1.41%-3.08% |  |  |  | 1.22-1.28% |  |  |  | 0.93-2.40% |
Expected volatility |  |  | 83.98%-84.26% |  |  |  | 82.40-82.43% |  |  |  | 65.63-78.77% |
Dividend yield |  |  | 0 |  |  |  | 0 |  |  |  | 0 |
Contractual life |  |  | 10 |  |  |  | 10 |  |  |  | 9.83 - 10 |
Early Exercise Multiple (Suboptimal Factor) |  |  | 2.5-3 |  |  |  | 3 |  |  |  | 2.5 - 3 |
Exercise price (NIS) |  |  | 0.25 |  |  |  | 0.25-0.253 |  |  |  | 0.25 - 2.344 |
Schedule of share options, their weighted average exercise price |
|  | Number of options |  |  | Weighted average exercise price |  |  | Weighted average remaining contractual terms (in years) |  |  | Aggregate intrinsic value |
Outstanding at December 31, 20221 |  |  | 18,422,700 |  |  |  | 0.18 |  |  |  | 8.45 |  |  |  | - |
Grants |  |  | 8,750,000 |  |  |  | 0.07 |  |  |  |  |  |  |  |  |
Forfeited/expired |  |  | (170,500 | ) |  |  | 0.54 |  |  |  | - |  |  |  |  |
Outstanding at December 31, 2022 |  |  | 27,002,200 |  |  |  | 0.13 |  |  |  | 7.14 |  |  |  | - |
Vested and expected to vest at December 31, 2022 |  |  | 27,002,200 |  |  |  | 0.13 |  |  |  | 7.14 |  |  |  | - |
Exercisable at December 31, 2022 |  |  | 11,071,575 |  |  |  | 0.21 |  |  |  | 7.18 |  |  |  | - |

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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + 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 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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