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) |
3 614
EUR
|
3 718
EUR
|
3 614
EUR
|
104,000,000
EUR
|
— | — |
80,000,000
EUR
|
— | — |
3 176
EUR
|
3 256
EUR
|
3 176
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 | — |
272,000,000
EUR
|
— | — | — | — | — | — | — | — |
91,000,000
EUR
|
— |
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
30,000,000
EUR
|
— | — | — | — | — | — | — | — |
18,000,000
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 | — |
68,000,000
EUR
|
— | — | — | — | — | — | — | — |
261,000,000
EUR
|
— |
| Reclassification adjustments on cash flow hedges, before tax | — |
327,000,000
EUR
|
— | — | — | — | — | — | — | — |
34,000,000
EUR
|
— |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to investments in equity instruments included in other comprehensive income | — |
47,000,000
EUR
|
— | — | — | — | — | — | — | — |
8,000,000
EUR
|
— |
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — |
6,000,000
EUR
|
— | — | — | — | — | — | — | — |
2,000,000
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 | — |
13,000,000
EUR
|
— | — | — | — | — | — | — | — |
15,000,000
EUR
|
— |
| Other comprehensive income |
38,000,000
EUR
|
24,000,000
EUR
|
24,000,000
EUR
|
14,000,000
EUR
|
83,000,000
EUR
|
21,000,000
EUR
|
14,000,000
EUR
|
206,000,000
EUR
|
197,000,000
EUR
|
25,000,000
EUR
|
39,000,000
EUR
|
16,000,000
EUR
|
| Comprehensive income |
3 576
EUR
|
3 694
EUR
|
3 638
EUR
|
118,000,000
EUR
|
83,000,000
EUR
|
21,000,000
EUR
|
94,000,000
EUR
|
206,000,000
EUR
|
197,000,000
EUR
|
3 201
EUR
|
3 295
EUR
|
3 192
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — |
3 576
EUR
|
— | — | — | — | — | — | — | — |
3 201
EUR
|
— |
| Comprehensive income, attributable to non-controlling interests | — |
118,000,000
EUR
|
— | — | — | — | — | — | — | — |
94,000,000
EUR
|
— |