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 |
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 |
2019-01-01 to 2019-12-31 |
2018-01-01 to 2018-12-31 |
2018-01-01 to 2018-12-31 |
2018-01-01 to 2018-12-31 |
2018-01-01 to 2018-12-31 |
2018-01-01 to 2018-12-31 |
2018-01-01 to 2018-12-31 |
2018-01-01 to 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | |||||||||||||||||||||
| Profit (loss) |
1,195,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,173,000,000
EUR
|
— | — | — | — | — |
1,097,000,000
EUR
|
— | — | — |
| Other comprehensive income [abstract] | |||||||||||||||||||||
| Other comprehensive income that will not be reclassified to profit or loss, net of tax |
39,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
114,000,000
EUR
|
— | — | — | — | — |
179,000,000
EUR
|
— | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | |||||||||||||||||||||
| Cash flow hedges [abstract] | |||||||||||||||||||||
| Reclassification adjustments on cash flow hedges, net of tax |
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
33,000,000
EUR
|
— | — | — | — | — |
31,000,000
EUR
|
— | — | — |
| Other comprehensive income that will be reclassified to profit or loss, net of tax |
992,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
225,000,000
EUR
|
— | — | — | — | — |
315,000,000
EUR
|
— | — | — |
| Other comprehensive income |
953,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
340,000,000
EUR
|
— | — | — | — | — |
136,000,000
EUR
|
— | — | — |
| Comprehensive income |
242,000,000
EUR
|
1,225,000,000
EUR
|
-
EUR
|
46,000,000
EUR
|
1,036,000,000
EUR
|
6,000,000
EUR
|
235,000,000
EUR
|
239,000,000
EUR
|
1,507,000,000
EUR
|
1,200,000,000
EUR
|
5,000,000
EUR
|
1,512,000,000
EUR
|
82,000,000
EUR
|
13,000,000
EUR
|
147,000,000
EUR
|
1,225,000,000
EUR
|
1,058,000,000
EUR
|
1,233,000,000
EUR
|
347,000,000
EUR
|
8,000,000
EUR
|
33,000,000
EUR
|
| Comprehensive income attributable to [abstract] | |||||||||||||||||||||
| Comprehensive income, attributable to owners of parent |
235,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
1,507,000,000
EUR
|
— | — | — | — | — |
1,225,000,000
EUR
|
— | — | — |
| Comprehensive income, attributable to non-controlling interests |
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
5,000,000
EUR
|
— | — | — | — | — |
8,000,000
EUR
|
— | — | — |