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 |
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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||
| Profit (loss) |
171,000,000
EUR
|
— | — |
845,000,000
EUR
|
— |
845,000,000
EUR
|
1,016,000,000
EUR
|
1,300,000,000
EUR
|
— |
159,000,000
EUR
|
1,141,000,000
EUR
|
— | — |
1,141,000,000
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 | — | — | — | — | — | — |
131,000,000
EUR
|
71,000,000
EUR
|
— | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||
| Available-for-sale financial assets [abstract] | ||||||||||||||
| Other comprehensive income, before tax, available-for-sale financial assets | — | — | — | — | — | — |
298,000,000
EUR
|
81,000,000
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 | — | — | — | — | — | — |
34,000,000
EUR
|
17,000,000
EUR
|
— | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||
| Income tax relating to available-for-sale financial assets included in other comprehensive income | — | — | — | — | — | — |
161,000,000
EUR
|
37,000,000
EUR
|
— | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — |
85,000,000
EUR
|
219,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income |
183,000,000
EUR
|
290,000,000
EUR
|
79,000,000
EUR
|
845,000,000
EUR
|
296,000,000
EUR
|
918,000,000
EUR
|
1,101,000,000
EUR
|
1,081,000,000
EUR
|
355,000,000
EUR
|
125,000,000
EUR
|
956,000,000
EUR
|
42,000,000
EUR
|
212,000,000
EUR
|
1,141,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
918,000,000
EUR
|
956,000,000
EUR
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
183,000,000
EUR
|
125,000,000
EUR
|
— | — | — | — | — | — |