| De koopsom van de overname | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Der Kaufpreis für die Übernahme | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The purchase price of the acquisition | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Le montant d'achat de l'acquisition | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| De koopsom van de overname | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Der Kaufpreis | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| The purchase price | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Le montant d'achat | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| De koopsom | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |