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Consolidated Statements of Changes in Shareholder's Equity - EUR (€) | Total | Share capital [Member] | Share premium [Member] | Reserve [Member] | Profit (loss) [Member]
--- | --- | --- | --- | --- | ---
Beginning balance at Dec. 31, 2014 | € 115,445,000 | € 1,916,100 | € 163,876,800 | € (26,336,000) | € (24,012,000)
Balance as of January 1, 2015 at Dec. 31, 2014 |  | 19,160,661 |  |  |
Net (loss) | (44,674,000) |  |  |  | (44,674,000)
Foreign exchange translation | (90,000) |  |  | (90,000) |
Profit (loss) directly recognized in shareholders' equity | 166,000 |  |  | 166,000 |
Total comprehensive (loss) | (44,598,000) |  |  | 76,000 | (44,674,000)
Allocation of prior (loss) |  |  |  | (24,012,000) | 24,012,000
Increase in capital | 240,396,000 | € 504,000 | 239,892,000 |  |
Increase in capital, shares |  | 5,044,468 |  |  |
Treasury shares | 273,000 |  |  | 273,000 |
Issue of share warrants | 142,000 |  | 142,000 |  |
Share-based payments | 10,419,000 |  |  | 10,419,000 |
Ending balance at Dec. 31, 2015 | 322,076,000 | € 2,420,500 | 403,910,400 | (39,580,000) | (44,674,000)
Balance as of December 31, 2015 at Dec. 31, 2015 |  | 24,205,129 |  |  |
Net (loss) | (114,531,000) |  |  |  | (114,531,000)
Foreign exchange translation | (743,000) |  |  | (743,000) |
Profit (loss) directly recognized in shareholders' equity | (249,000) |  |  | (249,000) |
Total comprehensive (loss) | (115,523,000) |  |  | (992,000) | (114,531,000)
Allocation of prior (loss) |  |  |  | (44,674,000) | 44,674,000
Increase in capital | 1,439,000 | € 44,000 | 1,395,000 |  |
Increase in capital, shares |  | 443,699 |  |  |
Treasury shares | (74,000) |  |  | (74,000) |
Issue of share warrants | 577,000 |  | 577,000 |  |
Share-based payments | 34,353,000 |  |  | 34,353,000 |
Ending balance at Dec. 31, 2016 | 242,849,000 | € 2,464,900 | 405,882,500 | (50,968,000) | (114,531,000)
Balance as of December 31, 2015 at Dec. 31, 2016 |  | 24,648,828 |  |  |
Net (loss) | (147,693,000) |  |  |  | (147,693,000)
Foreign exchange translation | 3,280,000 |  |  | 3,280,000 |
Profit (loss) directly recognized in shareholders' equity | (177,000) |  |  | (177,000) |
Total comprehensive (loss) | (144,590,000) |  |  | 3,103,000 | (147,693,000)
Allocation of prior (loss) |  |  |  | (114,531,000) | 114,531,000
Increase in capital | 571,000 | € 34,000 | 536,000 |  |
Increase in capital, shares |  | 341,994 |  |  |
Treasury shares | 23,000 |  |  | 23,000 |
Issue of share warrants | 290,000 |  | 290,000 |  |
Share-based payments | 30,781,000 |  |  | 30,781,000 |
Ending balance at Dec. 31, 2017 | € 129,923,000 | € 2,499,100 | € 406,709,300 | € (131,592,000) | € (147,693,000)
Balance as of December 31, 2015 at Dec. 31, 2017 | 24,990,822 | 24,990,822 |  |  |

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