| Sonstige Daten | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other information | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Autres données | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Overige gegevens | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other information | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Overige gegevens | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |