| Eträge aus indirekten Kapitalanlagen auf Risiko Pensionskasse [Mitglied] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Indirect investments results at the risk of pension fund [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Rendements de placements indirects risque du fond de retraite [membre] | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Indirecte beleggingsresultaten risico pensioenfonds [member] | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |