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Consolidated Statements of Changes in Equity € in Thousands, $ in Thousands | Share capital [Member] EUR (€) | Share capital [Member] USD [Member] USD ($) | Share premium [Member] EUR (€) | Share premium [Member] USD [Member] USD ($) | Retained earnings (accumulated deficit) [Member] EUR (€) | Retained earnings (accumulated deficit) [Member] USD [Member] USD ($) | Treasury shares [Member] EUR (€) | Treasury shares [Member] USD [Member] USD ($) | Translation reserve from Foreign Operations [Member] EUR (€) | Translation reserve from Foreign Operations [Member] USD [Member] USD ($) | Hedging Reserve [Member] EUR (€) | Hedging Reserve [Member] USD [Member] USD ($) | Transaction reserve with non-controlling Interests EUR (€) | Transaction reserve with non-controlling Interests USD [Member] USD ($) | Total [Member] EUR (€) | Total [Member] USD [Member] USD ($) | Non-controlling Interests [Member] EUR (€) | Non-controlling Interests [Member] USD [Member] USD ($) | EUR (€) | USD [Member] USD ($)
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2017 | € 19,980 |  | € 58,339 |  | € (299) |  | € (1,736) |  | € 2,219 |  | € 138 |  |  |  | € 78,641 |  | € (1,141) |  | € 77,500 |
Statement Line Items [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit (Loss) for the year |  |  |  |  | 1,057 |  |  |  |  |  |  |  |  |  | 1,057 |  | (453) |  | 604 |
Other comprehensive loss for the year |  |  |  |  |  |  |  |  | (823) |  | (365) |  |  |  | (1,188) |  | 36 |  | (1,152) |
Total comprehensive loss for the year |  |  |  |  | 1,057 |  |  |  | (823) |  | (365) |  |  |  | (131) |  | (417) |  | (548) |
Share-based payments |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  | 5 |  |  |  | 5 |
Balance at Dec. 31, 2018 | 19,980 |  | 58,344 |  | 758 |  | (1,736) |  | 1,396 |  | (227) |  |  |  | 78,515 |  | (1,558) |  | 76,957 |
Statement Line Items [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit (Loss) for the year |  |  |  |  | 12,060 |  |  |  |  |  |  |  |  |  | 12,060 |  | (2,276) |  | 9,784 |
Other comprehensive loss for the year |  |  |  |  |  |  |  |  | 2,960 |  | (846) |  |  |  | 2,114 |  | (857) |  | 1,257 |
Total comprehensive loss for the year |  |  |  |  | 12,060 |  |  |  | 2,960 |  | (846) |  |  |  | 14,174 |  | (3,133) |  | 11,041 |
Sale of shares in subsidiaries to non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |  | 5,439 |  | 5,439 |  | 5,374 |  | 10,813 |
Purchase of shares in subsidiaries from non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |  | 667 |  | 667 |  | 254 |  | 921 |
Issuance of ordinary shares | 2,010 |  | 5,797 |  |  |  |  |  |  |  |  |  |  |  | 7,807 |  |  |  | 7,807 |
Options exercise | 8 |  | 11 |  |  |  |  |  |  |  |  |  |  |  | 19 |  |  |  | 19 |
Share-based payments |  |  | 8 |  |  |  |  |  |  |  |  |  |  |  | 8 |  |  |  | 8 |
Balance at Dec. 31, 2019 | 21,998 | $ 26,987 | 64,160 | $ 78,711 | 12,818 | $ 15,725 | (1,736) | $ (2,130) | 4,356 | $ 5,343 | (1,073) | $ (1,316) | 6,106 | $ 7,491 | 106,629 | $ 130,811 | 937 | $ 1,151 | 107,566 | $ 131,962
Statement Line Items [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit (Loss) for the year |  |  |  |  | (4,627) | (5,676) |  |  |  |  |  |  |  |  | (4,627) | (5,676) | (1,541) | (1,892) | (6,168) | (7,568)
Other comprehensive loss for the year |  |  |  |  |  |  |  |  | (533) | (654) | 1,414 | 1,735 |  |  | 881 | 1,081 | 1,402 | 1,720 | 2,283 | 2,801
Total comprehensive loss for the year |  |  |  |  | (4,627) | (5,676) |  |  | (533) | (654) | 1,414 | 1,735 |  |  | (3,746) | (4,595) | (139) | (172) | (3,885) | (4,767)
Issuance of ordinary shares | 3,084 | 3,783 | 18,191 | 22,316 |  |  |  |  |  |  |  |  |  |  | 21,275 | 26,099 |  |  | 21,275 | 26,099
Options exercise | 20 | 25 |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 25 |  |  | 20 | 25
Share-based payments |  |  | 50 | 61 |  |  |  |  |  |  |  |  |  |  | 50 | 61 |  |  | 50 | 61
Balance at Dec. 31, 2020 | € 25,102 | $ 30,795 | € 82,401 | $ 101,088 | € 8,191 | $ 10,049 | € (1,736) | $ (2,130) | € 3,823 | $ 4,689 | € 341 | $ 419 | € 6,106 | $ 7,491 | € 124,228 | $ 152,401 | € 798 | $ 979 | € 125,026 | $ 153,380

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