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 |
714,900,000
EUR
|
739,400,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
99,000,000
EUR
|
156,400,000
EUR
|
— |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | |||
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
16,600,000
EUR
|
18,600,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current net defined benefit asset |
300,000
EUR
|
100,000
EUR
|
— |
| Trade and other receivables [abstract] | |||
| Trade receivables |
173,000,000
EUR
|
200,900,000
EUR
|
— |
| Other receivables |
30,500,000
EUR
|
37,700,000
EUR
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
49,300,000
EUR
|
70,200,000
EUR
|
58,200,000
EUR
|
| Borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
188,000,000
EUR
|
356,000,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Non-current portion of other non-current borrowings |
262,200,000
EUR
|
364,600,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other payables [abstract] | |||
| Trade payables |
105,300,000
EUR
|
104,300,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
3,900,000
EUR
|
3,700,000
EUR
|
— |
| Other non-current liabilities |
3,900,000
EUR
|
13,300,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
128,700,000
EUR
|
108,300,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,546,300,000
EUR
|
1,686,800,000
EUR
|
— |
| Liabilities |
773,800,000
EUR
|
1,050,600,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
513,000,000
EUR
|
579,700,000
EUR
|
— |
| Current liabilities |
438,000,000
EUR
|
588,300,000
EUR
|
— |
| Assets less current liabilities [abstract] |