| De nadere informatie over de groepsverhoudingen. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Offenlegung der Konzernstruktur | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Disclosure of group structure | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Publication de la structure du groupe | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Informatieverschaffing over groepsverhoudingen | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Konzernstruktur | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Group structure | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Structure du groupe | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Groepsverhoudingen | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |