Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2023-12-31 |
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As at 2021-12-31 |
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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 |
4,428,000,000
EUR
|
— | — | — | — | — | — |
4,392,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, assets [abstract] | ||||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Disclosure of fair value measurement of liabilities [abstract] | ||||||||||||||||||||||||||||||||||
| Disclosure of fair value measurement of liabilities [line items] | ||||||||||||||||||||||||||||||||||
| Liabilities |
1,750,000,000
EUR
|
— | — | — | — | — | — |
1,887,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Reconciliation of changes in fair value measurement, liabilities [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 |
2,679,000,000
EUR
|
2,613,000,000
EUR
|
23,000,000
EUR
|
77,000,000
EUR
|
8,000,000
EUR
|
42,000,000
EUR
|
2,679,000,000
EUR
|
2,505,000,000
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
2,000,000
EUR
|
35,000,000
EUR
|
0
EUR
|
2,385,000,000
EUR
|
33,000,000
EUR
|
77,000,000
EUR
|
41,000,000
EUR
|
2,505,000,000
EUR
|
2,294,000,000
EUR
|
46,000,000
EUR
|
2,177,000,000
EUR
|
2,180,000,000
EUR
|
70,000,000
EUR
|
77,000,000
EUR
|
70,000,000
EUR
|
2,303,000,000
EUR
|
2,296,000,000
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
77,000,000
EUR
|
46,000,000
EUR
|
7,000,000
EUR
|
17,000,000
EUR
|
2,301,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |