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 |
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 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||||
| Profit (loss) |
323,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,194,000,000
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 |
396,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
686,000,000
EUR
|
— | — | — | — |
| Other comprehensive income that will not be reclassified to profit or loss, before tax |
396,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
686,000,000
EUR
|
— | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, before tax |
2,142,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
442,000,000
EUR
|
— | — | — | — |
| Reclassification adjustments on exchange differences on translation of foreign operations, before tax |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
16,000,000
EUR
|
— | — | — | — |
| Other comprehensive income, before tax, exchange differences on translation of foreign operations |
2,150,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
426,000,000
EUR
|
— | — | — | — |
| Cash flow hedges [abstract] | ||||||||||||||||||||||
| Other comprehensive income, before tax, cash flow hedges |
130,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
5,000,000
EUR
|
— | — | — | — |
| Hedges of net investment in foreign operations [abstract] | ||||||||||||||||||||||
| Gains (losses) on hedges of net investments in foreign operations, before tax |
36,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
99,000,000
EUR
|
— | — | — | — |
| Other comprehensive income, before tax, hedges of net investments in foreign operations |
36,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
99,000,000
EUR
|
— | — | — | — |
| Other comprehensive income that will be reclassified to profit or loss, before tax |
2,056,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
322,000,000
EUR
|
— | — | — | — |
| Other comprehensive income, before tax |
2,452,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
364,000,000
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 |
74,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
137,000,000
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 |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
22,000,000
EUR
|
— | — | — | — |
| Other comprehensive income |
2,382,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
249,000,000
EUR
|
— | — | — | — |
| Comprehensive income |
2,059,000,000
EUR
|
321,000,000
EUR
|
301,000,000
EUR
|
-
EUR
|
97,000,000
EUR
|
2,360,000,000
EUR
|
-
EUR
|
2,136,000,000
EUR
|
-
EUR
|
-
EUR
|
2,059,000,000
EUR
|
547,000,000
EUR
|
262,000,000
EUR
|
291,000,000
EUR
|
1,212,000,000
EUR
|
950,000,000
EUR
|
5,000,000
EUR
|
945,000,000
EUR
|
6,000,000
EUR
|
-
EUR
|
-
EUR
|
-
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent |
2,059,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
950,000,000
EUR
|
— | — | — | — |
| Comprehensive income, attributable to non-controlling interests |
-
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
5,000,000
EUR
|
— | — | — | — |