| nach IDW PS 400 | de | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| einleitender Abschnitt | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| einleitender Abschnitt, Prüfungsvermerk | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Auditors' report, introductory paragraph | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Introductory paragraph | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| The text of the auditors' report or the attestation should appear here or be subdivided in the following rows | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |