| r0.c0 | /Carrying amount at end of period (net) | de-gaap-ci:net_all | xbrli:monetaryItemType | duration | * | * |
| r0.c1 | /Carrying amount at beginning of period (net) | de-gaap-ci:net_beginning | xbrli:monetaryItemType | duration | * | * |
| r0.c2 | /Differences to prior-period ending balance (net) | de-gaap-ci:net_diff | xbrli:monetaryItemType | duration | * | * |
| r0.c3 | /Currency translation difference to prior-period ending balance (net) | de-gaap-ci:net_diff.currDiff | xbrli:monetaryItemType | duration | * | * |
| r0.c4 | /Other differences to prior-period ending balance (net) | de-gaap-ci:net_diff.otherDiff | xbrli:monetaryItemType | duration | * | * |
| r0.c5 | /Aquisition (net method) | de-gaap-ci:net_addition | xbrli:monetaryItemType | duration | * | * |
| r0.c6 | /Aquisitions, of which capitalised interest for debt-equivalent capital (net method) | de-gaap-ci:net_addition.interest | xbrli:monetaryItemType | duration | * | * |
| r0.c7 | /Disposals (at net carrying amounts) | de-gaap-ci:net_release | xbrli:monetaryItemType | duration | * | * |
| r0.c8 | /Depreciation, amortisation and write-downs (in the period) | de-gaap-ci:depreciation | xbrli:monetaryItemType | duration | * | * |
| r0.c9 | /Reclassifications (at net carrying amounts) | de-gaap-ci:net_movements | xbrli:monetaryItemType | duration | * | * |
| r0.c10 | /Changes due to currency translation differences (net) | de-gaap-ci:net_currChanges | xbrli:monetaryItemType | duration | * | * |
| r0.c11 | /Changes due to reversals of write-downs (net) | de-gaap-ci:net_revaluation | xbrli:monetaryItemType | duration | * | * |