Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||
| Profit (loss) |
78,000,000
EUR
|
6 416,5
EUR
|
— |
6 408,7
EUR
|
6 408,7
EUR
|
6 190,5
EUR
|
— |
65,000,000
EUR
|
6 184,0
EUR
|
6 184,0
EUR
|
— |
5 706,6
EUR
|
5 712,6
EUR
|
5 706,6
EUR
|
60,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||||
| Adjustments for share-based payments | — |
2,391,000,000
EUR
|
— | — | — |
1,685,000,000
EUR
|
— | — | — | — | — | — |
1,690,000,000
EUR
|
— | — | — |
| Other adjustments for non-cash items | — |
211,000,000
EUR
|
— | — | — |
141,000,000
EUR
|
— | — | — | — | — | — |
387,000,000
EUR
|
— | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — |
152,000,000
EUR
|
— | — | — |
69,000,000
EUR
|
— | — | — | — | — | — |
76,000,000
EUR
|
— | — | — |
| Dividends received, classified as operating activities | — |
4,476,000,000
EUR
|
— | — | — |
4,236,000,000
EUR
|
— | — | — | — | — | — |
4,718,000,000
EUR
|
— | — | — |
| Interest paid, classified as operating activities | — |
3,231,000,000
EUR
|
— | — | — |
1,849,000,000
EUR
|
— | — | — | — | — | — |
284,000,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities | — |
8 286,0
EUR
|
— | — | — |
7 604,6
EUR
|
— | — | — | — | — | — |
6 278,3
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||
| Cash flows from (used in) investing activities | — |
3 703,9
EUR
|
— | — | — |
4 143,7
EUR
|
— | — | — | — | — | — |
2 223,8
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
139,000,000
EUR
|
— | — | — |
—
EUR
|
— | — | — | — | — | — |
—
EUR
|
— | — | — |
| Proceeds from issuing shares | — |
699,000,000
EUR
|
— | — | — |
15,000,000
EUR
|
— | — | — | — | — | — |
1,032,000,000
EUR
|
— | — | — |
| Payments of lease liabilities, classified as financing activities | — |
4,743,000,000
EUR
|
— | — | — |
4,306,000,000
EUR
|
— | — | — | — | — | — |
4,469,000,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities | — |
3 614,9
EUR
|
— | — | — |
3 425,6
EUR
|
— | — | — | — | — | — |
2 689,9
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — |
4 785,1
EUR
|
— | — | — |
1 614,6
EUR
|
— | — | — | — | — | — |
4 079,9
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
2,358,000,000
EUR
|
— | — | — |
1 670,4
EUR
|
— | — | — | — | — | — |
961,000,000
EUR
|
— | — | — |
| Cash and cash equivalents | — | — |
4 052,3
EUR
|
— | — | — |
4 288,1
EUR
|
— | — | — |
2 617,7
EUR
|
— | — | — | — |
2 713,8
EUR
|