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

Debentures (Schedule of Debentures) (Details)

v3.8.0.1
Debentures (Schedule of Debentures) (Details) - EUR (€)
€ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
[1]
Disclosure of detailed information about financial instruments [line items]      
Debentures € 57,631 € 33,806  
Less current maturities (4,644) (4,744) [1] € (4,482)
Total long-term debentures 52,987 29,046 [1] € 32,226
Face value      
Disclosure of detailed information about financial instruments [line items]      
Debentures 58,623 34,687  
Less current maturities 4,825 4,955  
Total long-term debentures 53,798 29,732  
Carrying amount [Member]      
Disclosure of detailed information about financial instruments [line items]      
Debentures 57,631 33,790  
Less current maturities 4,644 4,744  
Total long-term debentures € 52,987 € 29,046  
[1] Please refer to note 2C for functional and presentation currency.