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) |
5,309,000,000
EUR
|
1,424,000,000
EUR
|
3,885,000,000
EUR
|
1,424,000,000
EUR
|
— |
6,563,000,000
EUR
|
1 022,1
EUR
|
6,563,000,000
EUR
|
3,657,000,000
EUR
|
-
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 |
1,010,000,000
EUR
|
— | — | — | — | — |
4,220,000,000
EUR
|
— | — | — |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans |
215,000,000
EUR
|
— | — | — | — | — |
489,000,000
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 |
1,587,000,000
EUR
|
— | — | — | — | — |
646,000,000
EUR
|
— | — | — |
| Other comprehensive income, before tax |
2,898,000,000
EUR
|
— | — | — | — | — |
2,932,000,000
EUR
|
— | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income |
46,000,000
EUR
|
— | — | — | — | — |
120,000,000
EUR
|
— | — | — |
| Other comprehensive income |
2,853,000,000
EUR
|
1,203,000,000
EUR
|
744,000,000
EUR
|
2,110,000,000
EUR
|
907,000,000
EUR
|
3,297,000,000
EUR
|
3,047,000,000
EUR
|
3,845,000,000
EUR
|
250,000,000
EUR
|
548,000,000
EUR
|
| Comprehensive income |
2,455,000,000
EUR
|
221,000,000
EUR
|
3,142,000,000
EUR
|
686,000,000
EUR
|
907,000,000
EUR
|
3,266,000,000
EUR
|
7,173,000,000
EUR
|
2,719,000,000
EUR
|
3,907,000,000
EUR
|
548,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||
| Comprehensive income, attributable to owners of parent |
686,000,000
EUR
|
— | — | — | — | — |
3,266,000,000
EUR
|
— | — | — |
| Comprehensive income, attributable to non-controlling interests |
3,142,000,000
EUR
|
— | — | — | — | — |
3,907,000,000
EUR
|
— | — | — |