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 |
4,027,400,000.0
EUR
|
3,362,500,000.0
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
305,800,000.0
EUR
|
315,400,000.0
EUR
|
— |
| Investment property [abstract] | |||
| Investment property |
6,600,000.0
EUR
|
5,900,000.0
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Non-current prepayments and non-current accrued income other than non-current contract assets [abstract] | |||
| Non-current prepayments |
236,100,000.0
EUR
|
309,900,000.0
EUR
|
— |
| Trade and other non-current receivables |
27,400,000.0
EUR
|
76,300,000.0
EUR
|
— |
| Non-current prepayments and non-current accrued income including non-current contract assets [abstract] | |||
| Trade and other current receivables [abstract] | |||
| Current trade receivables |
294,000,000.0
EUR
|
265,900,000.0
EUR
|
— |
| Current prepayments and current accrued income other than current contract assets [abstract] | |||
| Current prepayments [abstract] | |||
| Current prepayments |
17,100,000.0
EUR
|
14,400,000.0
EUR
|
— |
| Other current receivables |
145,200,000.0
EUR
|
126,000,000.0
EUR
|
— |
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Classes of current inventories [abstract] | |||
| Current inventories |
247,700,000.0
EUR
|
274,800,000.0
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
234,500,000.0
EUR
|
205,300,000.0
EUR
|
694,100,000.0
EUR
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale |
600,000.0
EUR
|
500,000.0
EUR
|
— |
| Borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
61,100,000.0
EUR
|
64,500,000.0
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of non-current loans received |
1,711,600,000.0
EUR
|
1,521,200,000.0
EUR
|
— |
| Trade and other non-current payables [abstract] | |||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income other than non-current contract liabilities | — | — | — |
| Non-current government grants |
287,500,000.0
EUR
|
300,100,000.0
EUR
|
— |
| Non-current accruals and non-current deferred income including non-current contract liabilities |
289,900,000.0
EUR
|
241,600,000.0
EUR
|
— |
| Trade and other current payables [abstract] | |||
| Current trade payables |
246,100,000.0
EUR
|
177,200,000.0
EUR
|
— |
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current advances received, representing current contract liabilities for performance obligations satisfied at point in time |
75,500,000.0
EUR
|
61,800,000.0
EUR
|
— |
| Current deferred income including current contract liabilities |
20,600,000.0
EUR
|
35,200,000.0
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
18,200,000.0
EUR
|
66,600,000.0
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
254,800,000.0
EUR
|
284,700,000.0
EUR
|
— |
| Issued capital [abstract] | |||
| Issued capital |
1,616,400,000.0
EUR
|
1,616,400,000.0
EUR
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
561,700,000.0
EUR
|
362,600,000.0
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
5,706,000,000.0
EUR
|
5,244,400,000.0
EUR
|
— |
| Liabilities |
3,269,200,000.0
EUR
|
2,981,000,000.0
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
954,000,000.0
EUR
|
1,027,500,000.0
EUR
|
— |
| Current liabilities |
708,700,000.0
EUR
|
661,100,000.0
EUR
|
— |
| Assets less current liabilities [abstract] |