| De onttrekkingen aan de voorzieningen. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Entnahmen aus Rückstellungen | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Withdrawals of provisions | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Prélèvements des provisions | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Onttrekkingen aan voorzieningen | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Gesamtentnahmen | de | http://www.xbrl.org/2009/role/negatedTotalLabel | http://www.xbrl.org/2003/role/link |
| Total of withdrawals | en | http://www.xbrl.org/2009/role/negatedTotalLabel | http://www.xbrl.org/2003/role/link |
| Total des prélèvements | fr | http://www.xbrl.org/2009/role/negatedTotalLabel | http://www.xbrl.org/2003/role/link |
| Totaal van onttrekkingen | nl | http://www.xbrl.org/2009/role/negatedTotalLabel | http://www.xbrl.org/2003/role/link |
| Entnahmen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Withdrawals | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Prélèvements | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Onttrekkingen | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Gesamtentnahmen | de | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Total of withdrawals | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Total des prélèvements | fr | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Totaal van onttrekkingen | nl | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |