| Name | nt.genInfo.derivatedFinancialinstruments.measureMeth |
|---|---|
| Namespace | http://www.xbrl.de/taxonomies/de-gaap-ci-2020-04-01 |
| Prefix | de-gaap-ci |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Angewandte Bewertungsmethode für das Finanzinstrument | de | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Bewertungsmethode | de | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Measurement method applied to financial instrument | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Measurement method | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Name | HGB | http://www.xbrl.org/2003/role/reference |
| Paragraph | 285 | http://www.xbrl.org/2003/role/reference |
| Number | 19 | http://www.xbrl.org/2003/role/reference |
| Name | HGB | http://www.xbrl.org/2003/role/reference |
| Paragraph | 314 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | 1 | http://www.xbrl.org/2003/role/reference |
| Number | 11 | http://www.xbrl.org/2003/role/reference |
| ValidSince | 2003-12-31 | http://www.xbrl.org/2003/role/reference |
| Name | HGB | http://www.xbrl.org/2003/role/reference |
| Paragraph | 288 | http://www.xbrl.org/2003/role/reference |
| Subparagraph | 1 | http://www.xbrl.org/2003/role/reference |
| Name | Relation Type | Role | |
|---|---|---|---|
de-gaap-ci:nt.genInfo.derivatedFinancialinstruments | parent-child | http://www.xbrl.de/taxonomies/de-gaap-ci/role/notes |