| Overige ontvangsten met betrekking tot vervreemding van materiële vaste activa. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Devestitions- und Investitionseinkünfte, sonstige | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Divestment and investment proceeds other | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Revenus d'investissement et de désinvestissement autres | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Desinvesterings- en investeringsontvangsten overig | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Devestitions/Investitionseinkünfte, sonstige | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Divestment/investment proceeds other | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Revenus d'investissement/désinvestissement autres | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| (Des)Investeringsontvangsten overig | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |