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 |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||
| Profit (loss) |
626,000,000
EUR
|
617,000,000
EUR
|
— |
9,000,000
EUR
|
— |
626,000,000
EUR
|
— | — | — | — | — | — |
880,000,000
EUR
|
— |
880,000,000
EUR
|
856,000,000
EUR
|
24,000,000
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) from investments in equity instruments | — |
136,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
109,000,000
EUR
|
— | — |
| Other comprehensive income, before tax, gains (losses) on revaluation of property, plant and equipment, right-of-use assets and intangible assets | — |
1 504
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
78,000,000
EUR
|
— | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will not be reclassified to profit or loss, before tax | — |
12,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, exchange differences on translation of foreign operations | — |
143,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
206,000,000
EUR
|
— | — |
| Cash flow hedges [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, cash flow hedges | — |
54,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
14,000,000
EUR
|
— | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||
| Other comprehensive income, before tax, hedges of net investments in foreign operations | — |
16,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
9,000,000
EUR
|
— | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, before tax | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
11,000,000
EUR
|
— | — |
| Other comprehensive income, before tax |
20,000,000
EUR
|
1 329
EUR
|
127,000,000
EUR
|
1,000,000
EUR
|
54,000,000
EUR
|
1 328
EUR
|
12,000,000
EUR
|
1 504
EUR
|
136,000,000
EUR
|
— |
197,000,000
EUR
|
11,000,000
EUR
|
225,000,000
EUR
|
109,000,000
EUR
|
78,000,000
EUR
|
225,000,000
EUR
|
— |
14,000,000
EUR
|
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — |
315,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
6,000,000
EUR
|
— | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
15,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
2,000,000
EUR
|
— | — |
| Comprehensive income |
642,000,000
EUR
|
1 616
EUR
|
131,000,000
EUR
|
9,000,000
EUR
|
43,000,000
EUR
|
1 625
EUR
|
12,000,000
EUR
|
1 195
EUR
|
137,000,000
EUR
|
—
EUR
|
198,000,000
EUR
|
11,000,000
EUR
|
1 113
EUR
|
109,000,000
EUR
|
808,000,000
EUR
|
1 089
EUR
|
24,000,000
EUR
|
13,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
1 625
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1 113
EUR
|
— | — |
| Comprehensive income, attributable to non-controlling interests | — |
9,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
24,000,000
EUR
|
— | — |