| Gliederung der Forderungen [Dimension] | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Sekundäre Dimension | de | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Gliederung der Forderungen | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Subclassification of receivables [dimension] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Subclassification of receivables and other assets | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Secondary dimension | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |