Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Dividends received, classified as operating activities |
20,000,000
EUR
|
— |
14,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities |
1,198,000,000
EUR
|
— |
1,336,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
—
EUR
|
— |
21,000,000
EUR
|
— | — |
| Other inflows (outflows) of cash, classified as investing activities |
125,000,000
EUR
|
— |
171,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities |
284,000,000
EUR
|
— |
2,224,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
60,000,000
EUR
|
— |
55,000,000
EUR
|
— | — |
| Dividends paid, classified as financing activities |
91,000,000
EUR
|
— |
—
EUR
|
— | — |
| Cash flows from (used in) financing activities |
68,000,000
EUR
|
— |
1,489,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
58,000,000
EUR
|
— |
191,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes |
924,000,000
EUR
|
— |
410,000,000
EUR
|
— | — |
| Cash and cash equivalents | — |
3,513,000,000
EUR
|
— |
2,698,000,000
EUR
|
2,288,000,000
EUR
|