Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Financial Instruments (Schedule of Reconciliation Financial Instruments Carried at Fair Value) (Details)

v3.19.1
Financial Instruments (Schedule of Reconciliation Financial Instruments Carried at Fair Value) (Details) - EUR (€)
€ in Thousands
2 Months Ended 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of fair value measurement of assets [line items]      
Balance as at Ending € 1,282 € 1,249  
Income receivable in connection with the A.R.Z. Electricity PSP [Member] | Level 3 [Member]      
Disclosure of fair value measurement of assets [line items]      
Balance as at Beginning   1,249 € 1,265
Total income recognized in profit or loss   73 17
Exercise of first option to acquire additional shares  
Foreign Currency translation adjustments   (40) (33)
Balance as at Ending   € 1,282 € 1,249
Income receivable in connection with the concession project [Member] | Level 3 [Member]      
Disclosure of fair value measurement of assets [line items]      
Balance as at Beginning 29,011    
Total income recognized in profit or loss 1,949    
Proceeds from asset from concession project (3,040)    
Foreign Currency translation adjustments (918)    
Balance as at Ending € 27,002