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Financial Instruments (Schedule of Forward and SWAP Contracts) (Details) - EUR (€) € in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 | Nov. 30, 2020 | Dec. 31, 2019
Disclosure of detailed information about hedges [line items] |  |  |
Loan agreement | € 198,169 |  | € 93,320
Euro [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Loan agreement |  | € 750 |
Interest swap contract [Member] | Semi-annually [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Currency linkage interest rate receivable | Euribor 6 months |  |
Currency linkage interest rate payable | Fixed 1% |  |
Date of expiration | December 20, 2037 |  |
Fair value | € (1,199) |  |
Interest swap transaction period | 18 years |  |
Interest swap contract [Member] | Semi-annually [Member] | Euro [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Loan agreement | € 17,600 |  |
Interest rate swap contract [Member] | Semi-annually [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Currency linkage interest rate receivable | Euribor 6 months |  |
Currency linkage interest rate payable | Fixed 0.9412% |  |
Date of expiration | September 30, 2031 |  |
Fair value | € (8,371) |  |
Interest swap transaction period | 12 years |  |
Interest rate swap contract [Member] | Semi-annually [Member] | Euro [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Loan agreement | € 131,000 |  |
Forward contract [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Currency linkage interest rate payable | weighted average rate of approximately 4.03 |  |
Date of expiration | January 2021 |  |
Forward contract [Member] | Euro [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Fair value | € 66 |  |
Loan agreement | € 8 |  |
Currency swap [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Currency linkage interest rate receivable | NIS |  |
Currency linkage interest rate payable | Euro |  |
Date of expiration | June 2024 |  |
Fair value | € (132) |  |
Interest swap transaction period | 7 years |  |
Currency swap [Member] | NIS [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Loan agreement | € 83,200 |  |
Financial power swap [Member] |  |  |
Disclosure of detailed information about hedges [line items] |  |  |
Currency linkage interest rate receivable | Electricity price in Spain |  |
Currency linkage interest rate payable | Fixed price |  |
Date of expiration | September 30, 2030 |  |
Fair value | € 10,238 |  |

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