Disclosure Of Fair Value Measurement [Text Block]
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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 | — |
13 295
EUR
|
— | — | — | — | — | — | — | — | — | — |
11 174
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 |
4,000,000
EUR
|
569,000,000
EUR
|
2 178
EUR
|
267,000,000
EUR
|
110,000,000
EUR
|
1 036
EUR
|
499,000,000
EUR
|
435,000,000
EUR
|
73,000,000
EUR
|
679,000,000
EUR
|
194,000,000
EUR
|
7,000,000
EUR
|
613,000,000
EUR
|
2 251
EUR
|
5,000,000
EUR
|
386,000,000
EUR
|
105,000,000
EUR
|
1 045
EUR
|
173,000,000
EUR
|
57,000,000
EUR
|
499,000,000
EUR
|
517,000,000
EUR
|
718,000,000
EUR
|
1,000,000
EUR
|
67,000,000
EUR
|
313,000,000
EUR
|
869,000,000
EUR
|
2 294
EUR
|
10,000,000
EUR
|
615,000,000
EUR
|
7,000,000
EUR
|
953,000,000
EUR
|
84,000,000
EUR
|
1 055
EUR
|
153,000,000
EUR
|
499,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |