Disclosure Of Fair Value Measurement [Text Block]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
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As at 2023-12-31 |
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As at 2022-12-31 |
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As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
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| Disclosure of fair value measurement [text block] |
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| 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 | — |
198,241,000,000
EUR
|
— | — | — | — | — | — | — |
207,057,000,000
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 | — |
19,849,000,000
EUR
|
15,600,000,000
EUR
|
1,231,000,000
EUR
|
4,988,000,000
EUR
|
1,002,000,000
EUR
|
17,009,000,000
EUR
|
1,610,000,000
EUR
|
4,580,000,000
EUR
|
18,764,000,000
EUR
|
3,551,000,000
EUR
|
3,601,000,000
EUR
|
4,990,000,000
EUR
|
1,127,000,000
EUR
|
13,637,000,000
EUR
|
1,002,000,000
EUR
|
16,027,000,000
EUR
|
18,767,000,000
EUR
|
1,126,000,000
EUR
|
1,610,000,000
EUR
|
4,990,000,000
EUR
|
1,002,000,000
EUR
|
13,590,000,000
EUR
|
1,610,000,000
EUR
|
16,030,000,000
EUR
|
10,121,000,000
EUR
|
1,622,000,000
EUR
|
15,475,000,000
EUR
|
3,272,000,000
EUR
|
12,843,000,000
EUR
|
4,992,000,000
EUR
|
1,010,000,000
EUR
|
1,002,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |