Statement Of Comprehensive Income [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||
| Profit (loss) |
4,394,000,000
EUR
|
532,000,000
EUR
|
3,862,000,000
EUR
|
3,862,000,000
EUR
|
— |
3,162,000,000
EUR
|
3,162,000,000
EUR
|
3,683,000,000
EUR
|
521,000,000
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 |
309,000,000
EUR
|
— | — | — | — | — | — |
263,000,000
EUR
|
— | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans |
152,000,000
EUR
|
— | — | — | — | — | — |
775,000,000
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 |
1,029,000,000
EUR
|
— | — | — | — | — | — |
506,000,000
EUR
|
— | — |
| Cash flow hedges [abstract] | ||||||||||
| Other comprehensive income, before tax, cash flow hedges |
332,000,000
EUR
|
— | — | — | — | — | — |
337,000,000
EUR
|
— | — |
| Other comprehensive income |
1,654,000,000
EUR
|
150,000,000
EUR
|
1,504,000,000
EUR
|
612,000,000
EUR
|
892,000,000
EUR
|
529,000,000
EUR
|
106,000,000
EUR
|
23,000,000
EUR
|
83,000,000
EUR
|
423,000,000
EUR
|
| Comprehensive income |
2,740,000,000
EUR
|
382,000,000
EUR
|
2,358,000,000
EUR
|
3,250,000,000
EUR
|
892,000,000
EUR
|
3,691,000,000
EUR
|
3,268,000,000
EUR
|
3,706,000,000
EUR
|
438,000,000
EUR
|
423,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent |
2,358,000,000
EUR
|
— | — | — | — | — | — |
3,268,000,000
EUR
|
— | — |
| Comprehensive income, attributable to non-controlling interests |
382,000,000
EUR
|
— | — | — | — | — | — |
438,000,000
EUR
|
— | — |