Disclosure Of Income Tax [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|
| Disclosure of income tax [text block] | — | — | — | — | — | — |
| Major components of tax expense (income) [abstract] | ||||||
| Tax expense (income) |
5 707
EUR
|
— | — |
5 393
EUR
|
4 531
EUR
|
— |
| Income tax relating to components of other comprehensive income [abstract] | ||||||
| Income tax relating to cash flow hedges included in other comprehensive income |
13,000,000
EUR
|
— | — |
73,000,000
EUR
|
127,000,000
EUR
|
— |
| Income tax relating to changes in revaluation surplus of property, plant and equipment, right-of-use assets and intangible assets included in other comprehensive income |
11,000,000
EUR
|
— | — |
18,000,000
EUR
|
12,000,000
EUR
|
— |
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income |
7,000,000
EUR
|
— | — |
77,000,000
EUR
|
58,000,000
EUR
|
— |
| Disclosure of temporary difference, unused tax losses and unused tax credits [text block] | — | — | — | — | — | — |
| Disclosure of temporary difference, unused tax losses and unused tax credits [abstract] | ||||||
| Disclosure of temporary difference, unused tax losses and unused tax credits [line items] | ||||||
| Deferred tax assets and liabilities [abstract] | ||||||
| Deferred tax assets | — |
3 992
EUR
|
3 661
EUR
|
— | — |
3 156
EUR
|
| Deferred tax liabilities | — |
6 616
EUR
|
6 553
EUR
|
— | — |
6 302
EUR
|
| Reconciliation of accounting profit multiplied by applicable tax rates [abstract] |