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Finance Income (Expense), Net (Tables) | 12 Months Ended
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Dec. 31, 2021
Finance Income (Expense), Net [Abstract] |
Schedule of components of finance (income) |
|  | Year ended December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
|  | USD |
Finance expenses: |  |  |  |  |  |  |  |  |
Bank commissions |  | $ | (18 | ) |  | $ | (23 | ) |  | $ | (21 | )
Net loss from exchange rate fluctuations |  |  | - |  |  |  | - |  |  |  | (33 | )
Other loss from short-term investment revaluation |  |  | - |  |  |  | - |  |  |  | (209 | )
Other financial expense |  |  | (4 | ) |  |  | (363 | ) |  |  | (427 | )
|  |  | (22 | ) |  |  | (386 | ) |  |  | (690 | )
Finance income: |  |  |  |  |  |  |  |  |  |  |  |
Interest income on bank deposits |  |  | 24 |  |  |  | 44 |  |  |  | 72 |
Exchange rate fluctuations |  |  | 59 |  |  |  | 27 |  |  |  | - |
Other gain from short-term investment remeasurement |  |  | 162 |  |  |  | 11 |  |  |  | - |
|  |  | 249 |  |  |  | 82 |  |  |  | 72 |
Total financial income (expenses), net |  | $ | 227 |  |  | $ | (304 | ) |  | $ | (618 | )

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