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Details of the Statements of Profit or Loss and Other Comprehensive Income (Loss) (Schedule of Financing Income) (Details) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of Details of Statements of Profit or Loss and Other Comprehensive Income Loss [Abstract] |  |  |
Interest Income and consumer price index in Israel in connection to concession project | € 1,423 | € 1,757 | € 1,948
Interest income | 553 | 70 | 291
Change in fair value of derivatives, net | 1,094 | 897 | 494
Consumer price index in Israel for loan | 103 |  |
Swap interest | 55 |  |
Gain from exchange rate differences, net |  |  | 697
Total financing income | € 3,228 | € 2,724 | € 3,430

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