Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2020-12-31 |
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As at 2019-12-31 |
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As at 2019-01-01 |
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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 | — | — | — | — | — | — |
8 950,0
EUR
|
— | — | — |
9 087,9
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 |
9,582,000,000
EUR
|
2,338,000,000
EUR
|
1 758,5
EUR
|
2,640,000,000
EUR
|
239,000,000
EUR
|
1 284,7
EUR
|
2 716,7
EUR
|
2 144,4
EUR
|
1 191,1
EUR
|
3,118,000,000
EUR
|
3 335,5
EUR
|
1 610,6
EUR
|
331,000,000
EUR
|
2,552,000,000
EUR
|
1 401,4
EUR
|
4,079,000,000
EUR
|
546,000,000
EUR
|
2,454,000,000
EUR
|
3 229,4
EUR
|
1 229,3
EUR
|
2 000,1
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |