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 |
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 |
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) |
29,000,000
EUR
|
2,386,000,000
EUR
|
— |
2,357,000,000
EUR
|
2,357,000,000
EUR
|
4,753,000,000
EUR
|
— |
53,000,000
EUR
|
4,700,000,000
EUR
|
4,700,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — |
881,000,000
EUR
|
— | — | — |
1,768,000,000
EUR
|
— | — | — | — | — |
| Adjustments for decrease (increase) in inventories | — |
209,000,000
EUR
|
— | — | — |
1,918,000,000
EUR
|
— | — | — | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — |
26,000,000
EUR
|
— | — | — |
129,000,000
EUR
|
— | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — |
19,000,000
EUR
|
— | — | — |
31,000,000
EUR
|
— | — | — | — | — |
| 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
|