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Financial Instruments (Schedule of Fair Values Hierarchy) (Details) - EUR (€) € in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disclosure of fair value measurement of assets [line items] |  |
Income receivable in connection with the A.R.Z. electricity pumped storage project (see Note 6B) |  | € 1,418
Marketable securities | 1,761 | 2,242
Forward contracts | 10,238 | 5,162
Swap contracts | 66 | (7,685)
Currency swap | (9,570) | 197
Dori Energy loan | (132) | 10,595
Financial power swap | 8,745 | 4,967
Forward contract [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Forward contracts |  | € 92
Valuation techniques for determining fair value | Fair value measured on the basis of discounting the difference between the forward price in the contract and the current forward price for the residual period until redemption using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks. | Fair value measured on the basis of discounting the difference between the forward price in the contract and the current forward price for the residual period until redemption using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks.
Swap contract [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Valuation techniques for determining fair value | Fair value is measured by discounting the future cash flows, over the period of the contract and using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks. | Fair value is measured by discounting the future cash flows, over the period of the contract and using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks.
Currency swap [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Valuation techniques for determining fair value | Fair value is measured by discounting the future cash flows, over the period of the contract and using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks. | Fair value is measured by discounting the future cash flows, over the period of the contract and using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks.
Dori loan [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Valuation techniques for determining fair value | The fair value is measured by discounting the expected future loan repayments and using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks. The discounting rate was estimated at approximately 10% and the expected yearly change of Israeli Consumer Price Index, during the expected lifetime of the loan, was estimated at approximately 1%. | The fair value is measured by discounting the expected future loan repayments and using market interest rates appropriate for similar instruments, including the adjustment required for the parties’ credit risks. The discounting rate was estimated at approximately 10% and the expected yearly change of Israeli Consumer Price Index, during the expected lifetime of the loan, was estimated at approximately 1%.
Financial power swap [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Forward contracts | € 10,238 | € 4,967
Valuation techniques for determining fair value | Fair value is measured by discounting the future fixed and assessed cash flows, over the period of the contract and using market interest rates appropriate for similar instruments. The value is adjusted for the parties’ credit risks. | Fair value is measured by discounting the future fixed and assessed cash flows, over the period of the contract and using market interest rates appropriate for similar instruments. The value is adjusted for the parties’ credit risks.
Marketable securities [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Valuation techniques for determining fair value | Market price | Market price
Income receivable in connection with the A.R.Z. Electricity PSP [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Valuation techniques for determining fair value |  | The fair value of the income receivable in connection with the A.R.Z. electricity pumped storage project was calculated according to the cash flows expected to be received in 4.5 years following the financial closing of the project, discounted at a weighted interest rate of 2.36% reflecting the credit risk of the debtor.
Level 1 [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Income receivable in connection with the A.R.Z. electricity pumped storage project (see Note 6B) |  |
Marketable securities |  |
Forward contracts |  |
Swap contracts |  |
Currency swap |  |
Dori Energy loan |  |
Financial power swap |  |
Level 2 [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Income receivable in connection with the A.R.Z. electricity pumped storage project (see Note 6B) |  |
Marketable securities | 1,761 | 2,242
Forward contracts |  | (252)
Swap contracts | 66 | (7,685)
Currency swap | (9,570) | 197
Dori Energy loan | (132) |
Financial power swap |  |
Level 3 [Member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Income receivable in connection with the A.R.Z. electricity pumped storage project (see Note 6B) |  | 1,418
Marketable securities |  |
Forward contracts |  |
Swap contracts |  |
Currency swap |  |
Dori Energy loan |  | 10,595
Financial power swap | € 8,745 | € 4,967

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