Statement Of Cash Flows [Abstract]
| Concept |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Dividends received, classified as operating activities | — |
45,000,000
EUR
|
6,000,000
EUR
|
— |
| Interest paid, classified as operating activities | — |
259,000,000
EUR
|
234,000,000
EUR
|
— |
| Cash flows from (used in) operating activities | — |
3 324
EUR
|
2 950
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
4,000,000
EUR
|
4,000,000
EUR
|
— |
| Cash flows from (used in) investing activities | — |
967,000,000
EUR
|
2 314
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||
| Proceeds from issuing shares | — |
213,000,000
EUR
|
186,000,000
EUR
|
— |
| Proceeds from borrowings, classified as financing activities | — |
1 043
EUR
|
1 358
EUR
|
— |
| Repayments of borrowings, classified as financing activities | — |
1 684
EUR
|
852,000,000
EUR
|
— |
| Payments of lease liabilities, classified as financing activities | — |
335,000,000
EUR
|
320,000,000
EUR
|
— |
| Dividends paid, classified as financing activities | — |
805,000,000
EUR
|
752,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — |
2 152
EUR
|
737,000,000
EUR
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
205,000,000
EUR
|
101,000,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents | — |
9,000,000
EUR
|
2,000,000
EUR
|
— |
| Cash and cash equivalents |
4 944
EUR
|
— | — |
4 756
EUR
|