| Einzelabschluss | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Company financial statements | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Comptes annuels individuels | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Enkelvoudige jaarrekening | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Separate financial statements | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Enkelvoudige jaarrekening | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |