| darunter übrige Sacheinlagen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| 12. Eigenkapital, e) Kapitalanteile Personen(handels)gesellschaften, Kapitalanteile der Kommanditisten, Summe Einlagen, darunter übrige Sacheinlagen | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| of which other non-cash contributions | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| 12. Equity, e) capital shares in (commercial) partnerships, capital share of limited partners, total contributions, of which other non-cash contributions | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |