Statement Of Financial Position [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — |
103,000,000
EUR
|
102,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — | — | — | — |
228,000,000
EUR
|
249,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — |
11,000,000
EUR
|
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — |
107,000,000
EUR
|
80,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — | — | — | — |
1,986,000,000
EUR
|
1,986,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||
| Current tax assets, current | — | — | — | — | — | — | — |
51,000,000
EUR
|
83,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
376,000,000
EUR
|
290,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — | — | — | — |
1,918,000,000
EUR
|
1,793,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — |
3,904,000,000
EUR
|
3,779,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Equity attributable to owners of parent | — | — | — | — | — | — | — |
1,233,000,000
EUR
|
1,063,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — |
3,000,000
EUR
|
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
929,000,000
EUR
|
372,000,000
EUR
|
2,000,000
EUR
|
3,000,000
EUR
|
69,000,000
EUR
|
1,233,000,000
EUR
|
1,000,000
EUR
|
1,230,000,000
EUR
|
1,061,000,000
EUR
|
807,000,000
EUR
|
2,000,000
EUR
|
372,000,000
EUR
|
2,000,000
EUR
|
117,000,000
EUR
|
1,063,000,000
EUR
|
1,000,000
EUR
|
993,000,000
EUR
|
2,000,000
EUR
|
372,000,000
EUR
|
708,000,000
EUR
|
2,000,000
EUR
|
88,000,000
EUR
|
995,000,000
EUR
|
1,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||
| Non-current provisions for employee benefits | — | — | — | — | — | — | — |
27,000,000
EUR
|
40,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other non-current provisions | — | — | — | — | — | — | — |
50,000,000
EUR
|
51,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — | — | — | — |
63,000,000
EUR
|
53,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — | — | — | — |
1,105,000,000
EUR
|
1,228,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||
| Current provisions | — | — | — | — | — | — | — |
13,000,000
EUR
|
17,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current tax liabilities, current | — | — | — | — | — | — | — |
57,000,000
EUR
|
67,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — |
1,569,000,000
EUR
|
1,490,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — |
2,674,000,000
EUR
|
2,718,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — |
3,904,000,000
EUR
|
3,779,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |