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 | — | — | — | — | — | — | — | — |
6,820,289,000
EUR
|
— | — | — | — | — |
5,888,690,000
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 |
1,622,491,000
EUR
|
422,000
EUR
|
89,000
EUR
|
3,128,218,000
EUR
|
718,337,000
EUR
|
95,775,000
EUR
|
3,559,000
EUR
|
887,147,000
EUR
|
3,128,308,000
EUR
|
0
EUR
|
2,967,884,000
EUR
|
84,000
EUR
|
3,396,000
EUR
|
887,147,000
EUR
|
2,967,968,000
EUR
|
1,461,571,000
EUR
|
95,775,000
EUR
|
718,337,000
EUR
|
12,804,000
EUR
|
885,607,000
EUR
|
0
EUR
|
2,639,635,000
EUR
|
62,000
EUR
|
95,775,000
EUR
|
2,639,697,000
EUR
|
718,337,000
EUR
|
1,118,663,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |