Disclosure Of Fair Value Measurement [Text Block]
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As at 2020-03-31 |
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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 | — | — | — | — | — | — | — |
30 515
EUR
|
— | — | — | — | — |
28 566
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 |
8 911
EUR
|
1 236
EUR
|
160,000,000
EUR
|
3,000,000
EUR
|
2 614
EUR
|
450,000,000
EUR
|
5 354
EUR
|
9 024
EUR
|
113,000,000
EUR
|
11,000,000
EUR
|
173,000,000
EUR
|
-
EUR
|
-
EUR
|
9 117
EUR
|
2 598
EUR
|
5 315
EUR
|
1 907
EUR
|
3,000,000
EUR
|
78,000,000
EUR
|
9 039
EUR
|
611,000,000
EUR
|
-
EUR
|
11,000,000
EUR
|
-
EUR
|
11,000,000
EUR
|
-
EUR
|
-
EUR
|
57,000,000
EUR
|
1 581
EUR
|
3 271
EUR
|
622,000,000
EUR
|
3 328
EUR
|
275,000,000
EUR
|
980,000,000
EUR
|
1 610
EUR
|
3,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |