Disclosure Of Fair Value Measurement [Text Block]
| Concept |
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As at 2020-12-31 |
As at 2020-12-31 |
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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 |
31 698
EUR
|
— | — | — | — | — | — | — | — | — | — |
30 523
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
30 491
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 |
5 738
EUR
|
2 955
EUR
|
3 901
EUR
|
2 947
EUR
|
331,000,000
EUR
|
2,000,000
EUR
|
166,000,000
EUR
|
2 791
EUR
|
1 350
EUR
|
14,000,000
EUR
|
426,000,000
EUR
|
5 622
EUR
|
1 350
EUR
|
3 086
EUR
|
2 742
EUR
|
3 901
EUR
|
2 880
EUR
|
166,000,000
EUR
|
3 901
EUR
|
992,000,000
EUR
|
-
EUR
|
2 855
EUR
|
8,000,000
EUR
|
1 000
EUR
|
2 856
EUR
|
3 301
EUR
|
166,000,000
EUR
|
166,000,000
EUR
|
3 309
EUR
|
3 087
EUR
|
1 350
EUR
|
1 350
EUR
|
-
EUR
|
22,000,000
EUR
|
-
EUR
|
22,000,000
EUR
|
8,000,000
EUR
|
3 901
EUR
|
3 087
EUR
|
6 155
EUR
|
-
EUR
|
6 165
EUR
|
-
EUR
|
2,000,000
EUR
|
10,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |