Statement Of Financial Position [Abstract]
| Concept |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||
| Property, plant and equipment | — | — | — | — |
553,600,000
EUR
|
— | — | — |
560,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — | — | — |
213,800,000
EUR
|
— | — | — |
233,800,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — |
14,300,000
EUR
|
— | — | — |
17,200,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Trade and other non-current receivables | — | — | — | — |
5,100,000
EUR
|
— | — | — |
4,100,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — |
41,600,000
EUR
|
— | — | — |
51,300,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — |
1,565,900,000
EUR
|
— | — | — |
1,612,300,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||
| Current inventories | — | — | — | — |
22,500,000
EUR
|
— | — | — |
20,600,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Trade and other current receivables | — | — | — | — |
269,300,000
EUR
|
— | — | — |
247,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — |
63,600,000
EUR
|
— | — | — |
68,800,000
EUR
|
— | — | — | — |
209,800,000
EUR
|
— | — | — | — |
| Current assets other than non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — |
382,600,000
EUR
|
— | — | — |
355,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners | — | — | — | — |
3,300,000
EUR
|
— | — | — |
–
EUR
|
— | — | — | — | — | — | — | — | — |
| Current assets | — | — | — | — |
385,900,000
EUR
|
— | — | — |
355,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — |
1,951,800,000
EUR
|
— | — | — |
1,968,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||
| Issued capital | — | — | — | — |
99,500,000
EUR
|
— | — | — |
99,500,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — |
227,100,000
EUR
|
— | — | — |
326,800,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Share premium | — | — | — | — |
473,800,000
EUR
|
— | — | — |
473,600,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — | — | — |
331,200,000
EUR
|
— | — | — |
231,500,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — |
7,000,000
EUR
|
— | — | — |
6,100,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Equity |
99,500,000
EUR
|
15,000,000
EUR
|
473,800,000
EUR
|
227,100,000
EUR
|
338,200,000
EUR
|
7,000,000
EUR
|
14,800,000
EUR
|
326,800,000
EUR
|
237,600,000
EUR
|
99,500,000
EUR
|
473,600,000
EUR
|
6,100,000
EUR
|
1,400,000
EUR
|
235,300,000
EUR
|
11,600,000
EUR
|
473,600,000
EUR
|
99,500,000
EUR
|
327,600,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||
| Non-current provisions | — | — | — | — |
258,100,000
EUR
|
— | — | — |
252,600,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — |
47,000,000
EUR
|
— | — | — |
50,900,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — |
880,900,000
EUR
|
— | — | — |
1,083,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||
| Current provisions | — | — | — | — |
31,100,000
EUR
|
— | — | — |
38,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Trade and other current payables | — | — | — | — |
528,400,000
EUR
|
— | — | — |
546,200,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — |
732,700,000
EUR
|
— | — | — |
646,700,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — |
1,613,600,000
EUR
|
— | — | — |
1,730,400,000
EUR
|
— | — | — | — | — | — | — | — | — |