| Systemwechsel [Achse] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Change in accounting policies [axis] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Changement des pratiques comptables [axe] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Stelselwijziging [as] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Systemwechsel | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Change in accounting policies | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Changement des pratiques comptables | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Stelselwijziging | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |