| sonstige Zinsen und ähnliche Erträge, Erträge aus Forderungen an Gesellschaften und Gesellschafter [KapG / Mitunternehmer (PersG)] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Erträge aus Forderungen an Gesellschaften und Gesellschafter [KapG / Mitunternehmer (PersG)] | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Other interest and similar income, income from receivables from companies and shareholders [corporations / managing partners (partnerships)] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Income from receivables from companies and shareholders [corporations / managing partners (partnerships)] | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |