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 |
34,000,000
EUR
|
37,000,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Other intangible assets |
878,000,000
EUR
|
882,000,000
EUR
|
— |
| Goodwill |
3,090,000,000
EUR
|
2,980,000,000
EUR
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | |||
| Investments in associates reported in separate financial statements |
57,000,000
EUR
|
44,000,000
EUR
|
— |
| Trade and other receivables [abstract] | |||
| Trade and other receivables |
362,000,000
EUR
|
333,000,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
7,000,000
EUR
|
6,000,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
425,000,000
EUR
|
524,000,000
EUR
|
300,000,000
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 |
426,000,000
EUR
|
440,000,000
EUR
|
— |
| Trade and other payables [abstract] | |||
| Trade and other payables |
395,000,000
EUR
|
355,000,000
EUR
|
— |
| Categories of non-current financial liabilities [abstract] | |||
| Non-current financial liabilities |
1,478,000,000
EUR
|
1,665,000,000
EUR
|
— |
| Categories of current financial liabilities [abstract] | |||
| Current financial liabilities |
32,000,000
EUR
|
8,000,000
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
453,000,000
EUR
|
453,000,000
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
1,618,000,000
EUR
|
1,477,000,000
EUR
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
13,000,000
EUR
|
5,000,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
5,261,000,000
EUR
|
5,277,000,000
EUR
|
— |
| Liabilities |
2,912,000,000
EUR
|
3,050,000,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
806,000,000
EUR
|
903,000,000
EUR
|
— |
| Current liabilities |
953,000,000
EUR
|
891,000,000
EUR
|
— |
| Assets less current liabilities [abstract] |