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] | |||||
| Income taxes paid (refund), classified as operating activities |
1,481,000,000
EUR
|
— |
1,314,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities |
5,876,000,000
EUR
|
— |
8,579,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities |
56,000,000
EUR
|
— |
—
EUR
|
— | — |
| Cash flows from (used in) investing activities |
5,404,000,000
EUR
|
— |
4,596,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
10,000,000
EUR
|
— |
417,000,000
EUR
|
— | — |
| Interest paid, classified as financing activities |
689,000,000
EUR
|
— |
512,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities |
367,000,000
EUR
|
— |
2,020,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
105,000,000
EUR
|
— |
1,963,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
151,000,000
EUR
|
— |
526,000,000
EUR
|
— | — |
| Cash and cash equivalents | — |
4,700,000,000
EUR
|
— |
4,746,000,000
EUR
|
3,308,000,000
EUR
|