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Consolidated Statements of Operations and Comprehensive Loss (Details) - Schedule of Share-Based payments - Long-Term Incentive Plan 2017 [Member] | 12 Months Ended
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Dec. 31, 2023 € / shares shares | Dec. 31, 2023 $ / shares shares | Dec. 31, 2022 € / shares shares | Dec. 31, 2022 $ / shares shares
Options [Member] |  |  |  |  |
Consolidated Statements of Operations and Comprehensive Loss (Details) - Schedule of Share-Based payments [Line Items] |  |  |  |  |
Options, Outstanding beginning | shares |  | 4,985,523 | 4,985,523 | 3,170,046 | 3,170,046
Options, Granted during the year | shares |  | 1,735,750 | 1,735,750 | 1,966,666 | 1,966,666
Options, Forfeited during the year | shares |  | (31,000) | (31,000) | (136,259) | (136,259)
Options, Exercised during the year | shares |  | (105,327) | (105,327) | (14,930) | (14,930)
Options, Outstanding ending | shares |  | 6,584,946 | 6,584,946 | 4,985,523 | 4,985,523
Options, Exercisable at December 31 | shares |  | 5,577,384 | 5,577,384 | 4,157,148 | 4,157,148
WAEP [Member] | Top of range [Member] |  |  |  |  |
Consolidated Statements of Operations and Comprehensive Loss (Details) - Schedule of Share-Based payments [Line Items] |  |  |  |  |
WAEP, Outstanding beginning | $ / shares | [1] |  | $ 1.97 |  | $ 3.95
WAEP, Granted during the year | $ / shares | [1] |  | 2.58 |  | 1.98
WAEP, Forfeited during the year | $ / shares | [1] |  | 2.7 |  | 2.22
WAEP, Exercised during the year | $ / shares | [1] |  | 2.16 |  | 1.86
WAEP, Outstanding ending | $ / shares | [1] |  | 2.12 |  | 1.97
WAEP,Exercisable at December 31 | $ / shares | [1] |  | $ 2.01 |  | $ 1.93
WAEP [Member] | Bottom of range [Member] |  |  |  |  |
Consolidated Statements of Operations and Comprehensive Loss (Details) - Schedule of Share-Based payments [Line Items] |  |  |  |  |
WAEP, Outstanding beginning | € / shares | [1] | € 1.84 |  | € 3.49 |
WAEP, Granted during the year | € / shares | [1] | 2.39 |  | 1.88 |
WAEP, Forfeited during the year | € / shares | [1] | 2.5 |  | 2.11 |
WAEP, Exercised during the year | € / shares | [1] | 2 |  | 1.76 |
WAEP, Outstanding ending | € / shares | [1] | 1.92 |  | 1.84 |
WAEP,Exercisable at December 31 | € / shares | [1] | € 1.82 |  | € 1.81 |
[1] | Conversion rates used for one €: December 31,2023 $0.9050, average rate 2023 $0.9246, December 31, 2022 $0.9376, average rate 2022 $0.9489

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