| De nadere informatie over de converteerbare leningen (kortlopend). | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Offenlegung von Wandelanleihen (kurzfristig) | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Disclosure of current convertible borrowings | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Publication des emprunts convertibles (en cours) | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Informatieverschaffing over kortlopende converteerbare leningen | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Offenlegung von Wandelanleihen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Disclosure of convertible borrowings | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Publication des emprunts convertibles | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Informatieverschaffing over converteerbare leningen | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |