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 |
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 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Profit (loss) |
0
EUR
|
1,649,000,000
EUR
|
— |
1,649,000,000
EUR
|
1,605,000,000
EUR
|
— |
2,000,000
EUR
|
1,607,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||
| Adjustments for depreciation and amortisation expense | — |
46,000,000
EUR
|
— | — |
48,000,000
EUR
|
— | — | — | — |
| Adjustments for fair value losses (gains) | — |
8,105,000,000
EUR
|
— | — |
7,730,000,000
EUR
|
— | — | — | — |
| Other adjustments to reconcile profit (loss) | — |
219,000,000
EUR
|
— | — |
2,637,000,000
EUR
|
— | — | — | — |
| Adjustments to reconcile profit (loss) | — |
6,098,000,000
EUR
|
— | — |
9,799,000,000
EUR
|
— | — | — | — |
| Interest paid, classified as operating activities | — |
185,000,000
EUR
|
— | — |
133,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) operating activities | — |
721,000,000
EUR
|
— | — |
2,802,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Cash flows from (used in) investing activities | — |
23,000,000
EUR
|
— | — |
142,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Proceeds from borrowings, classified as financing activities | — |
1,997,000,000
EUR
|
— | — |
–
EUR
|
— | — | — | — |
| Payments of lease liabilities, classified as financing activities | — |
17,000,000
EUR
|
— | — |
16,000,000
EUR
|
— | — | — | — |
| Dividends paid, classified as financing activities | — |
1,656,000,000
EUR
|
— | — |
1,500,000,000
EUR
|
— | — | — | — |
| Cash flows from (used in) financing activities | — |
821,000,000
EUR
|
— | — |
2,806,000,000
EUR
|
— | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
1,520,000,000
EUR
|
— | — |
138,000,000
EUR
|
— | — | — | — |
| Cash and cash equivalents | — | — |
8,904,000,000
EUR
|
— | — |
7,384,000,000
EUR
|
— | — |
7,246,000,000
EUR
|