Disclosure Of Fair Value Measurement [Text Block]
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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 | — | — | — |
43 013,4
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
43 606,9
EUR
|
— | — | — | — |
43 809,8
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 |
8 940,2
EUR
|
23 689,3
EUR
|
3 265,6
EUR
|
23 592,6
EUR
|
5 738,6
EUR
|
23 585,7
EUR
|
69,000,000
EUR
|
2,791,000,000
EUR
|
1,115,000,000
EUR
|
22 206,0
EUR
|
58,000,000
EUR
|
3 259,8
EUR
|
28 993,0
EUR
|
1,120,000,000
EUR
|
4 304,5
EUR
|
-
EUR
|
8,891,000,000
EUR
|
28 998,8
EUR
|
29 419,3
EUR
|
67,000,000
EUR
|
992,000,000
EUR
|
3 130,2
EUR
|
29 426,0
EUR
|
20 681,0
EUR
|
5 595,8
EUR
|
-
EUR
|
1,116,000,000
EUR
|
26 933,6
EUR
|
26 928,4
EUR
|
565,000,000
EUR
|
2,874,000,000
EUR
|
52,000,000
EUR
|
19 847,8
EUR
|
26 847,0
EUR
|
565,000,000
EUR
|
26 852,2
EUR
|
4 242,1
EUR
|
3 070,3
EUR
|
815,000,000
EUR
|
4 242,1
EUR
|
815,000,000
EUR
|
815,000,000
EUR
|
3 070,3
EUR
|
1,121,000,000
EUR
|
52,000,000
EUR
|
19 766,3
EUR
|
1,121,000,000
EUR
|
2,874,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |