| De toevoegingen aan de reserves en fondsen. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Zugänge zu Rücklagen und Fonds | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Additions to reserves and funds | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Ajouts aux réserves et fonds | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Toevoegingen aan reserves en fondsen | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Zugänge | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Additions | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Ajouts | fr | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Toevoegingen | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |