| The date of the start of the financial period being reported, according to ISO 8601 with the format: yyyy-mm-dd. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| De startdatum van de financiële periode waarover wordt gerapporteerd volgens ISO 8601 in het formaat: jjjj-mm-dd. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Startdatum für die Finanzperiode | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Start date for financial period | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Date de commencement de l'exercice budgétaire | fr | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Begindatum rapportageperiode | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |