Statement Of Financial Position [Abstract]
| Concept |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2024-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2023-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
As at 2022-09-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment |
277,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
258,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Right-of-use assets |
187,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
216,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Goodwill |
1 676
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1 680
EUR
|
— | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
221,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
257,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Deferred tax assets |
77,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
84,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Cash and cash equivalents |
142,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
45,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Assets |
3 808
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3 833
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
775,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
847,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Non-controlling interests |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Equity |
776,000,000
EUR
|
3,000,000
EUR
|
775,000,000
EUR
|
11,000,000
EUR
|
1,000,000
EUR
|
41,000,000
EUR
|
824,000,000
EUR
|
11,000,000
EUR
|
1,000,000
EUR
|
847,000,000
EUR
|
3,000,000
EUR
|
93,000,000
EUR
|
846,000,000
EUR
|
926,000,000
EUR
|
731,000,000
EUR
|
736,000,000
EUR
|
5,000,000
EUR
|
2,000,000
EUR
|
49,000,000
EUR
|
427,000,000
EUR
|
1 112
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
-
EUR
|
— | — | — | — | — | — | — | — |
| Liabilities |
3 032
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
2 987
EUR
|
— | — | — | — | — | — | — | — |
| Equity and liabilities |
3 808
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
3 833
EUR
|
— | — | — | — | — | — | — | — |