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 | — | — | — |
5,195,300
EUR
|
— | — | — | — | — | — | — | — |
4,564,600
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 | — | — | — |
2,668,100
EUR
|
— | — | — | — | — | — | — | — |
2,205,200
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 |
421,000,000
EUR
|
653,000,000
EUR
|
2,296,400
EUR
|
2,527,200
EUR
|
3,574,000,000
EUR
|
97,000,000
EUR
|
311,000,000
EUR
|
42,000,000
EUR
|
2,523,000
EUR
|
20,000,000
EUR
|
36,000,000
EUR
|
2,355,800
EUR
|
2,359,400
EUR
|
18,000,000
EUR
|
1,288,000,000
EUR
|
56,000,000
EUR
|
291,000,000
EUR
|
219,000,000
EUR
|
3,471,000,000
EUR
|
2,184,700
EUR
|
490,000,000
EUR
|
2,207,700
EUR
|
33,000,000
EUR
|
2,204,400
EUR
|
31,000,000
EUR
|
5,000,000
EUR
|
11,000,000
EUR
|
94,000,000
EUR
|
5,000,000
EUR
|
2,182,000
EUR
|
3,312,000,000
EUR
|
5,000,000
EUR
|
2,524,000,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |