Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2024-12-31 |
As at 2024-12-31 |
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As at 2023-12-31 |
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As at 2022-12-31 |
As at 2022-12-31 |
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As at 2022-12-31 |
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| Disclosure of fair value measurement [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of assets [abstract] | ||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | ||||||||||||||||||
| Assets | — | — | — |
27,342,500,000
EUR
|
— | — | — | — |
26,342,600,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of equity [abstract] | ||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | ||||||||||||||||||
| Equity |
14,776,100,000
EUR
|
2,144,000,000
EUR
|
432,000,000
EUR
|
16,907,700,000
EUR
|
12,200,100,000
EUR
|
2,131,600,000
EUR
|
1,800,000
EUR
|
13,445,200,000
EUR
|
15,872,000,000
EUR
|
228,600,000
EUR
|
13,675,600,000
EUR
|
2,196,400,000
EUR
|
2,227,700,000
EUR
|
12,674,800,000
EUR
|
15,237,800,000
EUR
|
333,500,000
EUR
|
13,010,100,000
EUR
|
1,800,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |