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 |
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) |
890,000,000
EUR
|
— |
890,000,000
EUR
|
890,000,000
EUR
|
— |
3,998,000,000
EUR
|
3,998,000,000
EUR
|
3,998,000,000
EUR
|
| Other comprehensive income [abstract] | ||||||||
| 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 |
398,000,000
EUR
|
— | — | — | — | — |
924,000,000
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 |
80,000,000
EUR
|
— | — | — | — | — |
185,000,000
EUR
|
— |
| Other comprehensive income |
318,000,000
EUR
|
318,000,000
EUR
|
— |
318,000,000
EUR
|
740,000,000
EUR
|
740,000,000
EUR
|
740,000,000
EUR
|
— |
| Comprehensive income |
1,208,000,000
EUR
|
318,000,000
EUR
|
890,000,000
EUR
|
1,208,000,000
EUR
|
740,000,000
EUR
|
3,258,000,000
EUR
|
3,258,000,000
EUR
|
3,998,000,000
EUR
|
| Comprehensive income attributable to [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent |
1,208,000,000
EUR
|
— | — | — | — | — |
3,258,000,000
EUR
|
— |