| De aflossingen van beleggingen. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Tilgung von Kapitalanlagen | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Redemptions of investments | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Remboursements des placements | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Aflossingen van beleggingen | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Tilgung von Kapitalanlagen | de | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| Redemptions of investments | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| Remboursements des placements | fr | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| Aflossingen van beleggingen | nl | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| Tilgungen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Redemptions | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Remboursements | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Aflossingen | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |