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Operating Segments (Details) € in Thousands, $ in Thousands | 12 Months Ended
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Dec. 31, 2024 EUR (€) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 EUR (€) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 EUR (€) | Dec. 31, 2022 USD ($)
Operating Segments [Line Items] |  |  |  |  |  |
Production capacity | € | € 40,467 |  | € 48,834 |  | € 52,241 |
Talasol [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Revenue percentage |  |  | 51.00% | 51.00% |  |
Dorad Energy Ltd [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Pecentage of indirect interest |  |  | 9.375% | 9.375% |  |
Pumped Storage Hydro Power Plant [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Pecentage of indirect interest |  |  | 83.333% | 83.333% |  |
Talmei Yosef Solar Plant [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Income from sale of electricity |  | $ 1,264 |  | $ 3,844 |  | $ 4,546
Depreciation expense |  | $ 757 |  | 1,818 |  | $ 2,051
Year One [Member] | Groen Gas Goor B.V. [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Production capacity |  |  |  | 3,000 |  |
Year Two [Member] | Groen Gas Oude-Tonge B.V. [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Production capacity |  |  |  | 3,800 |  |
Year Three [Member] | Groen Gas Gelderland B.V. (BioGas) [Member] |  |  |  |  |  |
Operating Segments [Line Items] |  |  |  |  |  |
Production capacity |  |  |  | $ 9,500 |  |

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