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 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 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 |
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 | — | — | — | — | — | — | — | — |
2,579,000,000
EUR
|
— | — | — |
2,411,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investment property | — | — | — | — | — | — | — | — |
2,952,000,000
EUR
|
— | — | — |
2,975,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
4,677,000,000
EUR
|
— | — | — |
4,459,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — | — |
899,000,000
EUR
|
— | — | — |
901,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current assets [abstract] | |||||||||||||||||||||||||||||||||
| Cash and cash equivalents | — | — | — | — | — | — | — | — |
2,076,000,000
EUR
|
— | — | — |
1,875,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
1,176,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — | — | — | — | — |
98,455,000,000
EUR
|
— | — | — |
96,693,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||||||
| Other reserves | — | — | — | — | — | — | — | — |
4,199,000,000
EUR
|
— | — | — |
3,869,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — |
7,752,000,000
EUR
|
— | — | — |
7,422,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — | — |
1,045,000,000
EUR
|
— | — | — |
1,077,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2,469,000,000
EUR
|
4,859,000,000
EUR
|
2,051,000,000
EUR
|
1,502,000,000
EUR
|
1,045,000,000
EUR
|
56,000,000
EUR
|
7,752,000,000
EUR
|
5,408,000,000
EUR
|
8,797,000,000
EUR
|
7,000,000
EUR
|
1,118,000,000
EUR
|
6,000,000
EUR
|
8,499,000,000
EUR
|
2,453,000,000
EUR
|
953,000,000
EUR
|
481,000,000
EUR
|
1,077,000,000
EUR
|
2,051,000,000
EUR
|
1,502,000,000
EUR
|
233,000,000
EUR
|
5,115,000,000
EUR
|
7,422,000,000
EUR
|
7,936,000,000
EUR
|
1,097,000,000
EUR
|
46,000,000
EUR
|
245,000,000
EUR
|
2,096,000,000
EUR
|
961,000,000
EUR
|
2,051,000,000
EUR
|
1,502,000,000
EUR
|
26,000,000
EUR
|
4,594,000,000
EUR
|
6,975,000,000
EUR
|
| Liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Non-current liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — | — |
397,000,000
EUR
|
— | — | — |
412,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — | — | — | — | — |
89,658,000,000
EUR
|
— | — | — |
88,194,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — | — |
98,455,000,000
EUR
|
— | — | — |
96,693,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |