Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||||||||||||||||||||||
| Intangible assets and goodwill [abstract] | |||||||||||||||||||||||
| Intangible assets other than goodwill [abstract] | |||||||||||||||||||||||
| Intangible assets other than goodwill |
2 198
EUR
|
934,000,000
EUR
|
268,000,000
EUR
|
824,000,000
EUR
|
1 033
EUR
|
88,000,000
EUR
|
482,000,000
EUR
|
349,000,000
EUR
|
1 264
EUR
|
73,000,000
EUR
|
15,000,000
EUR
|
1 253
EUR
|
77,000,000
EUR
|
12,000,000
EUR
|
300,000,000
EUR
|
397,000,000
EUR
|
333,000,000
EUR
|
71,000,000
EUR
|
1 030
EUR
|
605,000,000
EUR
|
2 039
EUR
|
786,000,000
EUR
|
738,000,000
EUR
|
| Goodwill | — | — | — | — | — | — | — | — |
3 262
EUR
|
— | — |
2 779
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method [abstract] | |||||||||||||||||||||||
| Investments accounted for using equity method | — | — | — | — | — | — | — | — |
8,000,000
EUR
|
— | — |
18,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Miscellaneous non-current assets [abstract] | |||||||||||||||||||||||
| Non-current derivative financial assets | — | — | — | — | — | — | — | — |
-
EUR
|
— | — |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Trade and other current receivables [abstract] | |||||||||||||||||||||||
| Current trade receivables | — | — | — | — | — | — | — | — |
2 764
EUR
|
— | — |
2 788
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current receivables from taxes other than income tax | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current value added tax receivables |
173,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
207,000,000
EUR
|
— | — |
| Other current receivables | — | — | — | — | — | — | — | — |
629,000,000
EUR
|
— | — |
611,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current prepayments and current accrued income including current contract assets [abstract] | |||||||||||||||||||||||
| Current prepayments and current accrued income including current contract assets |
47,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
41,000,000
EUR
|
— | — |
| Trade and other receivables [abstract] | |||||||||||||||||||||||
| Trade receivables |
2 882
EUR
|
118,000,000
EUR
|
— | — | — | — | — | — |
2 764
EUR
|
— | — |
2 788
EUR
|
— | — | — | — | — | — | — | — |
2 900
EUR
|
112,000,000
EUR
|
— |
| Classes of current inventories [abstract] | |||||||||||||||||||||||
| Current inventories |
62,000,000
EUR
|
— | — | — | — | — | — | — |
62,000,000
EUR
|
— | — |
67,000,000
EUR
|
— | — | — | — | — | — | — | — |
67,000,000
EUR
|
— | — |
| Classes of current inventories, alternative [abstract] | |||||||||||||||||||||||
| Cash and cash equivalents [abstract] | |||||||||||||||||||||||
| Cash [abstract] | |||||||||||||||||||||||
| Cash |
706,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — |
706,000,000
EUR
|
— | — |
669,000,000
EUR
|
— | — | — | — | — | — | — | — |
669,000,000
EUR
|
-
EUR
|
— |
| Cash equivalents [abstract] | |||||||||||||||||||||||
| Short-term deposits, classified as cash equivalents |
876,000,000
EUR
|
-
EUR
|
— | — | — | — | — | — |
876,000,000
EUR
|
— | — |
647,000,000
EUR
|
— | — | — | — | — | — | — | — |
647,000,000
EUR
|
-
EUR
|
— |
| Cash and cash equivalents |
1 639
EUR
|
-
EUR
|
— | — | — | — | — | — |
1 639
EUR
|
— | — |
1 354
EUR
|
— | — | — | — | — | — | — | — |
1 354
EUR
|
-
EUR
|
— |
| Miscellaneous current assets [abstract] | |||||||||||||||||||||||
| Current derivative financial assets | — | — | — | — | — | — | — | — |
-
EUR
|
— | — |
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current investments | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Short-term deposits, not classified as cash equivalents |
1 374
EUR
|
1,000,000
EUR
|
— | — | — | — | — | — |
1 373
EUR
|
— | — |
1 996
EUR
|
— | — | — | — | — | — | — | — |
1 998
EUR
|
2,000,000
EUR
|
— |
| Miscellaneous assets [abstract] | |||||||||||||||||||||||
| Restricted cash and cash equivalents | — | — | — | — | — | — | — | — |
1 866
EUR
|
— | — |
2 073
EUR
|
— | — | — | — | — | — | — | — | — | — |
2 120
EUR
|
| Borrowings [abstract] | |||||||||||||||||||||||
| Non-current portion of non-current borrowings | — | — | — | — | — | — | — | — |
3 610
EUR
|
— | — |
3 547
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current borrowings and current portion of non-current borrowings [abstract] | |||||||||||||||||||||||
| Current borrowings | — | — | — | — | — | — | — | — |
803,000,000
EUR
|
— | — |
536,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current borrowings and current portion of non-current borrowings | — | — | — | — | — | — | — | — |
803,000,000
EUR
|
— | — |
536,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Borrowings | — | — | — | — | — | — | — | — |
4 413
EUR
|
— | — |
4 083
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current portion of non-current borrowings, by type [abstract] | |||||||||||||||||||||||
| Non-current portion of non-current loans received | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-current portion of non-current commercial papers issued | — | — | — | — | — | — | — | — |
205,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||||||||||||||||||||||
| Current loans received and current portion of non-current loans received | — | — | — | — | — | — | — | — |
2,000,000
EUR
|
— | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current commercial papers issued and current portion of non-current commercial papers issued | — | — | — | — | — | — | — | — |
-
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Borrowings, by type [abstract] | |||||||||||||||||||||||
| Commercial papers issued | — | — | — | — | — | — | — | — |
205,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Trade and other current payables [abstract] | |||||||||||||||||||||||
| Current trade payables | — | — | — | — | — | — | — | — |
1 793
EUR
|
— | — |
1 653
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current payables on social security and taxes other than income tax | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Current value added tax payables | — | — | — | — | — | — | — | — |
57,000,000
EUR
|
— | — |
56,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Other current payables | — | — | — | — | — | — | — | — |
1 350
EUR
|
— | — |
1 682
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Miscellaneous non-current liabilities [abstract] | |||||||||||||||||||||||
| Non-current derivative financial liabilities | — | — | — | — | — | — | — | — |
95,000,000
EUR
|
— | — |
125,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Miscellaneous current liabilities [abstract] | |||||||||||||||||||||||
| Current derivative financial liabilities | — | — | — | — | — | — | — | — |
11,000,000
EUR
|
— | — |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Miscellaneous liabilities [abstract] | |||||||||||||||||||||||
| Derivative financial liabilities | — | — | — | — | — | — | — | — |
106,000,000
EUR
|
— | — |
125,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Issued capital [abstract] | |||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — |
484,000,000
EUR
|
— | — |
499,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Accumulated other comprehensive income [abstract] | |||||||||||||||||||||||
| Reserve of exchange differences on translation | — | — | — | — | — | — | — | — |
499,000,000
EUR
|
— | — |
435,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Net assets (liabilities) [abstract] | |||||||||||||||||||||||
| Assets | — | — | — | — | — | — | — | — |
13 266
EUR
|
— | — |
13 295
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Net current assets (liabilities) [abstract] | |||||||||||||||||||||||
| Current assets | — | — | — | — | — | — | — | — |
8 352
EUR
|
— | — |
8 901
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — | — | — | — | — |
9 861
EUR
|
— | — |
9 722
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
| Assets less current liabilities [abstract] | |||||||||||||||||||||||
| Net debt | — | — | — | — | — | — | — | — |
1 806
EUR
|
— | — |
1 100
EUR
|
— | — | — | — | — | — | — | — | — | — | — |