Statement Of Comprehensive Income [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | |||||||||||
| Profit (loss) | — | — |
188,000,000
EUR
|
188,000,000
EUR
|
188,000,000
EUR
|
249,000,000
EUR
|
253,000,000
EUR
|
— |
4,000,000
EUR
|
249,000,000
EUR
|
— |
| Other comprehensive income [abstract] | |||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | |||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — | — | — |
84,000,000
EUR
|
— | — |
32,000,000
EUR
|
— | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | |||||||||||
| Exchange differences on translation [abstract] | |||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, before tax | — | — | — |
4,000,000
EUR
|
— | — |
80,000,000
EUR
|
— | — | — | — |
| Cash flow hedges [abstract] | |||||||||||
| Gains (losses) on cash flow hedges, before tax | — | — | — |
19,000,000
EUR
|
— | — |
8,000,000
EUR
|
— | — | — | — |
| Reclassification adjustments on cash flow hedges, before tax | — | — | — |
15,000,000
EUR
|
— | — |
4,000,000
EUR
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | |||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — | — |
2,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — | — |
2,000,000
EUR
|
— | — |
1,000,000
EUR
|
— | — | — | — |
| Other comprehensive income |
3,000,000
EUR
|
4,000,000
EUR
|
87,000,000
EUR
|
87,000,000
EUR
|
86,000,000
EUR
|
32,000,000
EUR
|
115,000,000
EUR
|
80,000,000
EUR
|
— |
115,000,000
EUR
|
3,000,000
EUR
|
| Comprehensive income |
3,000,000
EUR
|
4,000,000
EUR
|
101,000,000
EUR
|
101,000,000
EUR
|
103,000,000
EUR
|
217,000,000
EUR
|
138,000,000
EUR
|
80,000,000
EUR
|
4,000,000
EUR
|
134,000,000
EUR
|
3,000,000
EUR
|
| Comprehensive income attributable to [abstract] | |||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — |
101,000,000
EUR
|
— | — |
134,000,000
EUR
|
— | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — |
-
EUR
|
— | — |
4,000,000
EUR
|
— | — | — | — |