Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||
| Profit (loss) |
362,000,000
EUR
|
0
EUR
|
362,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
107,000,000
EUR
|
107,000,000
EUR
|
0
EUR
|
| Other comprehensive income [abstract] | ||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — | — |
9,000,000
EUR
|
— | — | — | — | — | — | — |
17,000,000
EUR
|
— |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, net of tax | — | — |
4,000,000
EUR
|
— | — | — | — | — | — | — |
3,000,000
EUR
|
— |
| Other comprehensive income |
0
EUR
|
0
EUR
|
13,000,000
EUR
|
6,000,000
EUR
|
0
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
3,000,000
EUR
|
0
EUR
|
0
EUR
|
14,000,000
EUR
|
0
EUR
|
| Comprehensive income |
362,000,000
EUR
|
0
EUR
|
375,000,000
EUR
|
6,000,000
EUR
|
0
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
3,000,000
EUR
|
0
EUR
|
107,000,000
EUR
|
121,000,000
EUR
|
0
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
375,000,000
EUR
|
— | — | — | — | — | — | — |
121,000,000
EUR
|
— |