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 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 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 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — | — |
7,896,000,000
EUR
|
6,903,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — | — | — |
389,000,000
EUR
|
401,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — | — |
5,549,000,000
EUR
|
5,858,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — |
1,104,500
EUR
|
1,242,500
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
1,357,600
EUR
|
1,358,700
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — |
467,000,000
EUR
|
560,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
5,940,000,000
EUR
|
7,579,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
6,680,700
EUR
|
7,516,800
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||
| Other equity interest | — | — | — | — | — | — | — | — |
2,346,200
EUR
|
3,086,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
4,569,000,000
EUR
|
3,456,900
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
135,000,000
EUR
|
160,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
5,691,000,000
EUR
|
244,000,000
EUR
|
1,600,000,000
EUR
|
135,000,000
EUR
|
63,000,000
EUR
|
864,000,000
EUR
|
4,569,000,000
EUR
|
79,000,000
EUR
|
4,434,000,000
EUR
|
3,472,900
EUR
|
3,212,800
EUR
|
160,000,000
EUR
|
244,000,000
EUR
|
1,600,000,000
EUR
|
1,259,000,000
EUR
|
885,000,000
EUR
|
3,456,900
EUR
|
223,000,000
EUR
|
3,155,900
EUR
|
127,000,000
EUR
|
244,000,000
EUR
|
2,933,900
EUR
|
1,341,000,000
EUR
|
1,600,000,000
EUR
|
1,050,000,000
EUR
|
3,143,200
EUR
|
540,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
2,494,000,000
EUR
|
2,757,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
6,680,700
EUR
|
7,516,800
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |