Disclosure Of Fair Value Measurement [Text Block]
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As at 2019-12-31 |
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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 | — | — |
13 847
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
11 051
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 |
551,000,000
EUR
|
9 712
EUR
|
9 412
EUR
|
105,000,000
EUR
|
188,000,000
EUR
|
125,000,000
EUR
|
9 400
EUR
|
50,000,000
EUR
|
12,000,000
EUR
|
178,000,000
EUR
|
54,000,000
EUR
|
7 732
EUR
|
11,000,000
EUR
|
5,000,000
EUR
|
7 380
EUR
|
54,000,000
EUR
|
135,000,000
EUR
|
464,000,000
EUR
|
38,000,000
EUR
|
50,000,000
EUR
|
7 391
EUR
|
100,000,000
EUR
|
6 568
EUR
|
8,000,000
EUR
|
133,000,000
EUR
|
139,000,000
EUR
|
50,000,000
EUR
|
6 576
EUR
|
6 917
EUR
|
100,000,000
EUR
|
509,000,000
EUR
|
49,000,000
EUR
|
54,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |