| Over-the-Counter-Terminkontrakte in Bezug auf Devisenkontrakte [Mitglied] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Over-the-counter forwards relating to foreign exchange contracts [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Contrats à terme de gré à gré relatifs aux contrats sur taux de change [membre] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Over-the-counter forwards met betrekking tot valutacontracten [member] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Over-the-Counter Terminkontrakte in BEZUG auf Devisenkontrakte | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Over-the-counter forward contracts relating to foreign exchange contracts | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| À de Contrats gre à terme Gré aux CONTRATS sur relatifs de change Taux | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Over-the-counter forwards met betrekking tot valutacontracten | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |