Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||
| Equity | — |
1 274.7
EUR
|
— | — |
3 131.4
EUR
|
— | — |
3 129.0
EUR
|
1 321.2
EUR
|
2,400,000
EUR
|
6,600,000
EUR
|
121,600,000
EUR
|
404,800,000
EUR
|
— | — |
2,100,000
EUR
|
1 274.7
EUR
|
2 762.0
EUR
|
404,800,000
EUR
|
— | — |
21,800,000
EUR
|
5,500,000
EUR
|
2 764.1
EUR
|
— | — | — |
1 055.1
EUR
|
2 892.2
EUR
|
400,000
EUR
|
140,600,000
EUR
|
1 274.7
EUR
|
2 892.6
EUR
|
1 066.6
EUR
|
5,400,000
EUR
|
404,800,000
EUR
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||
| Profit (loss) |
200,000
EUR
|
— |
487,600,000
EUR
|
487,600,000
EUR
|
— | — | — | — | — | — | — | — | — |
487,900,000
EUR
|
119,100,000
EUR
|
— | — | — | — |
117,500,000
EUR
|
— | — | — | — | — |
1,600,000
EUR
|
117,500,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income |
—
EUR
|
— |
5,300,000
EUR
|
105,100,000
EUR
|
— | — |
99,800,000
EUR
|
— | — | — | — | — | — |
105,100,000
EUR
|
114,900,000
EUR
|
— | — | — | — |
3,900,000
EUR
|
— | — | — | — |
118,800,000
EUR
|
100,000
EUR
|
114,900,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income | — | — | — | — | — | — | — | — | — | — | — | — | — |
593,000,000
EUR
|
4,200,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners | — | — |
226,800,000
EUR
|
226,800,000
EUR
|
— | — | — | — | — | — | — | — | — |
226,800,000
EUR
|
132,900,000
EUR
|
— | — | — | — |
132,900,000
EUR
|
— | — | — | — | — | — |
132,900,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — | — | — |
1,100,000
EUR
|
— |
1,100,000
EUR
|
— | — | — | — | — | — | — |
1,100,000
EUR
|
100,000
EUR
|
— | — | — | — | — |
100,000
EUR
|
— | — | — | — | — |
100,000
EUR
|
— | — | — | — | — | — | — | — | — |