| De overige kortlopende vorderingen op OCW/EZ. | nl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Other current receivables from OCW and EZ | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Overige kortlopende vorderingen op OCW/EZ | nl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other receivables from OCW and EZ | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Overige vorderingen op OCW/EZ | nl | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |