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 |
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 |
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) |
648,000,000
EUR
|
0
EUR
|
657,000,000
EUR
|
0
EUR
|
0
EUR
|
10,000,000
EUR
|
657,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2,317,000,000
EUR
|
2,325,000,000
EUR
|
8,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2,325,000,000
EUR
|
0
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 |
8,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
53,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||||
| Cash flow hedges [abstract] | ||||||||||||||||||||
| Gains (losses) on cash flow hedges, before tax |
25,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
25,000,000
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 |
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
10,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||||
| Income tax relating to cash flow hedges included in other comprehensive income |
6,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
6,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Other comprehensive income |
235,000,000
EUR
|
6,000,000
EUR
|
235,000,000
EUR
|
47,000,000
EUR
|
2,317,000,000
EUR
|
0
EUR
|
2,317,000,000
EUR
|
294,000,000
EUR
|
0
EUR
|
19,000,000
EUR
|
0
EUR
|
442,000,000
EUR
|
2,502,000,000
EUR
|
0
EUR
|
19,000,000
EUR
|
2,502,000,000
EUR
|
78,000,000
EUR
|
43,000,000
EUR
|
442,000,000
EUR
|
458,000,000
EUR
|
| Comprehensive income |
413,000,000
EUR
|
6,000,000
EUR
|
422,000,000
EUR
|
47,000,000
EUR
|
2,317,000,000
EUR
|
10,000,000
EUR
|
1,659,000,000
EUR
|
294,000,000
EUR
|
0
EUR
|
19,000,000
EUR
|
0
EUR
|
2,759,000,000
EUR
|
178,000,000
EUR
|
8,000,000
EUR
|
19,000,000
EUR
|
2,502,000,000
EUR
|
78,000,000
EUR
|
43,000,000
EUR
|
2,767,000,000
EUR
|
458,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to owners of parent |
422,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
2,767,000,000
EUR
|
— | — | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests |
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
8,000,000
EUR
|
— | — | — | — | — | — | — | — |