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Significant Accounting Policies (Details) € in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Jan. 01, 2022 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2022 EUR (€) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2022 EUR (€)
Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Right-to-use assets and lease liabilities | $ 3,388,000 |  |  |  |  |
Adjustments for lease repayments | $ 36,000 |  |  |  |  |
Research and development expenses |  | $ 738,000 |  | $ 542,000 |  |
Received total amount |  | 7,193,000 |  |  |  |
Royalty bearing grants amount |  | 4,888,000 |  |  |  |
Non-royalty bearing grants amount |  | 1,578,000 |  |  |  |
Out of received amount |  | 521,000 |  |  |  |
Non-royalty bearing grants amount |  | 727,000 |  |  |  |
Fair value |  | (12,000) |  | 28,000 |  |
Financial expense (income) |  | $ 273,000 |  | (58,000) | $ (81,000) |
Tax benefit, percentage |  | 50.00% |  |  |  | 50.00%
Agreement term |  | 10 years | 10 years |  |  |
Non-refundable amount |  | $ 2,548,000 | € 2.5 |  |  |
Additional development-related milestones payments (in Euro) | € |  |  | 23.0 |  |  |
Additional amount of commercial sale milestones (in Euro) | € |  |  | € 87.0 |  |  |
Transaction price |  | $ 2,548,000 |  |  |  | € 2.5
Monthly deposits percentage rate |  | 8.33% |  |  |  | 8.33%
Severance pay expense amount |  | $ 537,000 |  | 547,000 | $ 394,000 |
Severance pay, description |  | All eligible employees may elect to contribute up to 100% of their payroll compensation (minus mandatory payroll deductions) to the plan, for 2022, up to a maximum of $20,500 per year (for employees over 50 years of age the maximum contribution was $28,000 per year), as determined by the U.S. Internal Revenue Service (“IRS”). The US Subsidiary matches at 100%, on each payroll, up to 5% of the employee compensation to the plan within the IRS limits (which was set at $300 in 2022 for purposes of the plan). |  |  |  | All eligible employees may elect to contribute up to 100% of their payroll compensation (minus mandatory payroll deductions) to the plan, for 2022, up to a maximum of $20,500 per year (for employees over 50 years of age the maximum contribution was $28,000 per year), as determined by the U.S. Internal Revenue Service (“IRS”). The US Subsidiary matches at 100%, on each payroll, up to 5% of the employee compensation to the plan within the IRS limits (which was set at $300 in 2022 for purposes of the plan).
Matching in contributions amounts |  | $ 30,000 |  | $ 28,000 |  |
Corresponding liabilities |  | $ 3,388 |  |  |  |
Short-Term Deposits [Member] | Minimum [Member] |  |  |  |  |  |
Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Short-term deposit bearing interest percentage rate |  | 4.55% |  |  |  | 4.55%
Short-Term Deposits [Member] | Maximum [Member] |  |  |  |  |  |
Significant Accounting Policies (Details) [Line Items] |  |  |  |  |  |
Short-term deposit bearing interest percentage rate |  | 5.90% |  |  |  | 5.90%

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