Statement Of Comprehensive Income [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||
| Profit (loss) |
1,427,000,000
EUR
|
1,541,000,000
EUR
|
1,427,000,000
EUR
|
114,000,000
EUR
|
— | — |
181,000,000
EUR
|
— | — |
2,567,000,000
EUR
|
2,748,000,000
EUR
|
2,567,000,000
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 | — |
32,000,000
EUR
|
— | — | — | — | — | — | — | — |
73,000,000
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 | — |
253,000,000
EUR
|
— | — | — | — | — | — | — | — |
80,000,000
EUR
|
— |
| Available-for-sale financial assets [abstract] | ||||||||||||
| Other comprehensive income, before tax, available-for-sale financial assets | — |
1,670,000,000
EUR
|
— | — | — | — | — | — | — | — |
460,000,000
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 | — |
—
EUR
|
— | — | — | — | — | — | — | — |
186,000,000
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 | — |
7,000,000
EUR
|
— | — | — | — | — | — | — | — |
15,000,000
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 | — |
331,000,000
EUR
|
— | — | — | — | — | — | — | — |
83,000,000
EUR
|
— |
| Other comprehensive income |
1,567,000,000
EUR
|
1,567,000,000
EUR
|
26,000,000
EUR
|
— |
253,000,000
EUR
|
1,340,000,000
EUR
|
5,000,000
EUR
|
365,000,000
EUR
|
335,000,000
EUR
|
705,000,000
EUR
|
700,000,000
EUR
|
6,000,000
EUR
|
| Comprehensive income |
139,000,000
EUR
|
26,000,000
EUR
|
1,454,000,000
EUR
|
114,000,000
EUR
|
253,000,000
EUR
|
1,340,000,000
EUR
|
176,000,000
EUR
|
365,000,000
EUR
|
335,000,000
EUR
|
3,272,000,000
EUR
|
3,448,000,000
EUR
|
2,572,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — |
139,000,000
EUR
|
— | — | — | — | — | — | — | — |
3,272,000,000
EUR
|
— |
| Comprehensive income, attributable to non-controlling interests | — |
114,000,000
EUR
|
— | — | — | — | — | — | — | — |
176,000,000
EUR
|
— |