Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
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 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||
| Profit (loss) |
1,339,000,000
EUR
|
3 440,0
EUR
|
3 306,1
EUR
|
— |
3 306,1
EUR
|
3 188,4
EUR
|
3 078,0
EUR
|
— |
1,104,000,000
EUR
|
3 078,0
EUR
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||
| Adjustments for depreciation and amortisation expense | — |
2 505,1
EUR
|
— | — | — |
2 482,0
EUR
|
— | — | — | — |
| Adjustments for provisions | — |
3,040,000,000
EUR
|
— | — | — |
4,712,000,000
EUR
|
— | — | — | — |
| Other adjustments for non-cash items | — |
1,606,000,000
EUR
|
— | — | — |
2,144,000,000
EUR
|
— | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — |
70,000,000
EUR
|
— | — | — |
1,269,000,000
EUR
|
— | — | — | — |
| Other inflows (outflows) of cash, classified as operating activities | — |
620,000,000
EUR
|
— | — | — |
601,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) operating activities | — |
6 322,2
EUR
|
— | — | — |
6 263,0
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||
| Dividends received, classified as investing activities | — |
176,000,000
EUR
|
— | — | — |
145,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities | — |
3 583,4
EUR
|
— | — | — |
3 079,0
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||
| Proceeds from issuing shares | — |
344,000,000
EUR
|
— | — | — |
1,288,000,000
EUR
|
— | — | — | — |
| Payments to acquire or redeem entity's shares | — |
2,308,000,000
EUR
|
— | — | — |
819,000,000
EUR
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
2,391,000,000
EUR
|
— | — | — |
2,401,000,000
EUR
|
— | — | — | — |
| Interest paid, classified as financing activities | — |
2,182,000,000
EUR
|
— | — | — |
2,225,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities | — |
2 807,6
EUR
|
— | — | — |
3 479,7
EUR
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,012,000,000
EUR
|
— | — | — |
3,573,000,000
EUR
|
— | — | — | — |
| Cash and cash equivalents | — | — | — |
1 915,3
EUR
|
— | — | — |
1 624,9
EUR
|
— | — |