| Klassen des Aktienkapitals [Achse] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Classes of share capital [axis] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Classes du capital-actions [axe] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Categorieën van aandelenkapitaal [as] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Klassen des Aktienkapitals | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Classes of share capital | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Classes du capital social | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Categorieën van aandelenkapitaal | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |