| De nieuwe financiering van de langlopende schulden gedurende de periode. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Neue Finanzierung am langfristige Verbindlichkeiten | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| New financing of non-current liabilities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Nouveau financement de passif non exigible | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Nieuwe financiering van langlopende schulden | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Neue Finanzierung | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| New financing | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Nouveau financement | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Nieuwe financiering | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |