Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2023-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
1,873,286,000
EUR
|
1,855,375,000
EUR
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Intangible assets other than goodwill |
27,238,000
EUR
|
22,864,000
EUR
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
50,000
EUR
|
50,000
EUR
|
— |
| Trade and other non-current receivables [abstract] | |||
| Other non-current receivables |
21,496,000
EUR
|
15,144,000
EUR
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Other non-current assets |
11,199,000
EUR
|
26,461,000
EUR
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
102,056,000
EUR
|
164,299,000
EUR
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
50,443,000
EUR
|
62,656,000
EUR
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
1,068,227,000
EUR
|
1,070,708,000
EUR
|
366,931,000
EUR
|
| Miscellaneous current assets [abstract] | |||
| Current finance lease receivables |
1,644,000
EUR
|
2,094,000
EUR
|
— |
| Current investments |
32,998,000
EUR
|
26,113,000
EUR
|
— |
| Other current assets |
23,118,000
EUR
|
17,186,000
EUR
|
— |
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
3,939,000
EUR
|
4,127,000
EUR
|
— |
| Other current provisions |
291,000
EUR
|
0
EUR
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
1,070,311,000
EUR
|
1,115,772,000
EUR
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings and current portion of non-current borrowings |
55,336,000
EUR
|
56,269,000
EUR
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Current borrowings and current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
118,956,000
EUR
|
444,533,000
EUR
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
48,455,000
EUR
|
47,444,000
EUR
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Current net defined benefit liability |
3,508,000
EUR
|
3,543,000
EUR
|
— |
| Other current liabilities |
46,109,000
EUR
|
7,828,000
EUR
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
3,358,616,000
EUR
|
3,406,570,000
EUR
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
1,285,557,000
EUR
|
1,345,485,000
EUR
|
— |
| Current liabilities |
447,570,000
EUR
|
701,678,000
EUR
|
— |
| Assets less current liabilities [abstract] |