| Sicherungsbeziehung, kumulierte Marktwertänderung ineffektiver Teil [Mitglied] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Hedge relationship, cumulative change in fair value ineffective part [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Relation de couverture, changement de la valeur réelle cumulative partie inefficace [membre] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Hedge relatie, cumulatieve reële-waarde verandering ineffectieve deel [member] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Sicherungsbeziehung, kumulierte Marktwertänderung ineffektiver Teil | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Hedge relationship, cumulative change in fair value ineffective part | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Relation de couverture, changement de la valeur réelle cumulative partie inefficace | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Hedge relatie, cumulatieve reële-waarde verandering ineffectieve deel | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |