Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
1,233,000,000
EUR
|
1,147,000,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
22,000,000
EUR
|
109,000,000
EUR
|
— |
| Goodwill |
1,648,000,000
EUR
|
1,651,000,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
1,057,000,000
EUR
|
1,008,000,000
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Non-current receivables due from related parties | — | — | — |
| Non-current receivables due from joint ventures |
647,000,000
EUR
|
366,000,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
2,134,000,000
EUR
|
2,293,000,000
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current accrued income including current contract assets [abstract] | |||
| Current contract assets |
935,000,000
EUR
|
1,392,000,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Other current inventories |
1,416,000,000
EUR
|
2,306,000,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
1,054,000,000
EUR
|
404,000,000
EUR
|
2,370,000,000
EUR
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
385,000,000
EUR
|
452,000,000
EUR
|
— |
| Other current provisions |
302,000,000
EUR
|
196,000,000
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current contract liabilities |
3,015,000,000
EUR
|
3,046,000,000
EUR
|
— |
| Trade and other current payables |
3,673,000,000
EUR
|
3,461,000,000
EUR
|
— |
| Categories of non-current financial liabilities [abstract] | |||
| Non-current financial liabilities |
82,000,000
EUR
|
655,000,000
EUR
|
— |
| Categories of current financial liabilities [abstract] | |||
| Current financial liabilities |
4,000,000
EUR
|
218,000,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current net defined benefit liability |
15,000,000
EUR
|
8,000,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
83,000,000
EUR
|
81,000,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings, profit (loss) for reporting period |
900,000,000
EUR
|
597,000,000
EUR
|
— |
| Retained earnings, excluding profit (loss) for reporting period |
1,152,000,000
EUR
|
794,000,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of remeasurements of defined benefit plans |
640,000,000
EUR
|
640,000,000
EUR
|
— |
| Miscellaneous equity [abstract] | |||
| Reserve of share-based payments |
2,000,000
EUR
|
2,000,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,368,600
EUR
|
1,335,600
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
7,901,000,000
EUR
|
7,982,000,000
EUR
|
— |
| Current liabilities |
7,380,000,000
EUR
|
7,272,000,000
EUR
|
— |
| Assets less current liabilities [abstract] |