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 |
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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||
| Profit (loss) |
6,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2,509,000,000
EUR
|
2,502,000,000
EUR
|
2,509,000,000
EUR
|
194,000,000
EUR
|
0
EUR
|
0
EUR
|
192,000,000
EUR
|
0
EUR
|
1,000,000
EUR
|
0
EUR
|
194,000,000
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 | — | — | — | — | — | — |
19,000,000
EUR
|
— | — | — | — |
17,000,000
EUR
|
— | — | — | — |
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — | — | — | — | — | — |
19,000,000
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] | ||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — | — | — | — | — |
597,000,000
EUR
|
— | — | — | — |
626,000,000
EUR
|
— | — | — | — |
| Cash flow hedges [abstract] | ||||||||||||||||
| Gains (losses) on cash flow hedges, net of tax | — | — | — | — | — | — |
19,000,000
EUR
|
— | — | — | — |
19,000,000
EUR
|
— | — | — | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||
| Gains (losses) on hedges of net investments in foreign operations, net of tax | — | — | — | — | — | — |
97,000,000
EUR
|
— | — | — | — |
110,000,000
EUR
|
— | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax | — | — | — | — | — | — |
0
EUR
|
— | — | — | — |
161,000,000
EUR
|
— | — | — | — |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — | — | — | — | — |
519,000,000
EUR
|
— | — | — | — |
659,000,000
EUR
|
— | — | — | — |
| Other comprehensive income |
0
EUR
|
0
EUR
|
0
EUR
|
500,000,000
EUR
|
155,000,000
EUR
|
537,000,000
EUR
|
537,000,000
EUR
|
192,000,000
EUR
|
307,000,000
EUR
|
0
EUR
|
0
EUR
|
642,000,000
EUR
|
516,000,000
EUR
|
0
EUR
|
181,000,000
EUR
|
642,000,000
EUR
|
| Comprehensive income |
6,000,000
EUR
|
0
EUR
|
0
EUR
|
500,000,000
EUR
|
155,000,000
EUR
|
3,046,000,000
EUR
|
3,040,000,000
EUR
|
2,701,000,000
EUR
|
500,000,000
EUR
|
0
EUR
|
0
EUR
|
834,000,000
EUR
|
516,000,000
EUR
|
1,000,000
EUR
|
181,000,000
EUR
|
835,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
3,046,000,000
EUR
|
— | — | — | — |
835,000,000
EUR
|
— | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
6,000,000
EUR
|
— | — | — | — |
1,000,000
EUR
|
— | — | — | — |