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 |
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 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||||||
| Profit (loss) |
0
EUR
|
2,624,000,000
EUR
|
0
EUR
|
2,625,000,000
EUR
|
0
EUR
|
0
EUR
|
2,625,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2,026,000,000
EUR
|
2,026,000,000
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
0
EUR
|
2,026,000,000
EUR
|
0
EUR
|
0
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 | — |
281,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
54,000,000
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 | — |
13,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
79,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Reclassification adjustments on cash flow hedges, before tax | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income, before tax, cash flow hedges | — |
16,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
79,000,000
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 | — |
62,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
84,000,000
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 | — |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income |
0
EUR
|
317,000,000
EUR
|
0
EUR
|
317,000,000
EUR
|
163,000,000
EUR
|
0
EUR
|
218,000,000
EUR
|
0
EUR
|
686,000,000
EUR
|
0
EUR
|
0
EUR
|
12,000,000
EUR
|
0
EUR
|
0
EUR
|
277,000,000
EUR
|
29,000,000
EUR
|
0
EUR
|
59,000,000
EUR
|
0
EUR
|
0
EUR
|
277,000,000
EUR
|
55,000,000
EUR
|
0
EUR
|
244,000,000
EUR
|
| Comprehensive income |
0
EUR
|
2,942,000,000
EUR
|
0
EUR
|
2,942,000,000
EUR
|
163,000,000
EUR
|
0
EUR
|
2,406,000,000
EUR
|
0
EUR
|
686,000,000
EUR
|
0
EUR
|
0
EUR
|
12,000,000
EUR
|
0
EUR
|
0
EUR
|
1,749,000,000
EUR
|
1,996,000,000
EUR
|
0
EUR
|
59,000,000
EUR
|
0
EUR
|
0
EUR
|
1,749,000,000
EUR
|
55,000,000
EUR
|
0
EUR
|
244,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
2,942,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
1,749,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — |
0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
0
EUR
|
— | — | — | — | — | — | — | — | — |