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

Financial Instruments (Narrative) (Details)

v3.8.0.1
Financial Instruments (Narrative) (Details) - EUR (€)
€ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
[1]
Dec. 31, 2014
[1]
Disclosure of detailed information about financial instruments [abstract]        
Cash and cash equivalents € 23,962 € 22,486 [1] € 17,194 € 12,972
Marketable Securities 5,412 972    
Short-term restricted cash 3,265 [2] 15 [1],[2] 73  
Non-current restricted cash 3,660 5,134 [1] € 4,886  
Trade receivables 407 329    
Revenue receivables 3,436 2,753    
Government authorities receivables € 2,306 € 2,213    
[1] Please refer to note 2C for functional and presentation currency.
[2] Current accounts and bank deposits securing short term obligations.