Disclosure Of Fair Value Measurement [Text Block]
| Concept |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
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As at 2019-12-31 |
As at 2019-12-31 |
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As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
As at 2018-12-31 |
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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 | — | — | — | — | — |
585,000,000
EUR
|
— | — | — |
913,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
1,096,000,000
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 | — | — | — | — | — |
858,000,000
EUR
|
— | — | — |
811,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — |
873,000,000
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 |
510,000,000
EUR
|
89,000,000
EUR
|
83,000,000
EUR
|
33,000,000
EUR
|
198,000,000
EUR
|
273,000,000
EUR
|
76,000,000
EUR
|
39,000,000
EUR
|
198,000,000
EUR
|
102,000,000
EUR
|
148,000,000
EUR
|
89,000,000
EUR
|
26,000,000
EUR
|
0
EUR
|
197,000,000
EUR
|
59,000,000
EUR
|
198,000,000
EUR
|
36,000,000
EUR
|
198,000,000
EUR
|
26,000,000
EUR
|
67,000,000
EUR
|
223,000,000
EUR
|
89,000,000
EUR
|
41,000,000
EUR
|
0
EUR
|
59,000,000
EUR
|
89,000,000
EUR
|
0
EUR
|
36,000,000
EUR
|
0
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |