| EUR 1 000 | 1 Jan-31 Dec 2018 | 1 Jan-31 Dec 2017 | 
| Profit/loss for the financial year | -18 226 | -9 431 | 
| Other comprehensive items | ||
| Items that may be reclassified to profit or loss in subsequent periods: | ||
| Changes in fair values of share investments | 0 | -14 | 
| Cash flow hedges | 7 125 | -9 181 | 
| Total other comprehensive profit/loss items | 7 125 | -9 195 | 
| Total comprehensive profit/loss for the financial year | -11 101 | -18 626 | 
Total comprehensive profit/loss for the financial year attributable to:  | ||
| Equity holders of the company | -11 101 | -18 626 |