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 | — | — | — | — | — | — | — | — | — |
4,358,517,000
EUR
|
— | — |
3,900,545,000
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 |
204,000
EUR
|
704,534,000
EUR
|
663,000
EUR
|
352,912,000
EUR
|
14,904,000
EUR
|
410,868,000
EUR
|
1,558,000
EUR
|
4,544,000
EUR
|
63,099,000
EUR
|
425,772,000
EUR
|
14,000
EUR
|
352,742,000
EUR
|
355,576,000
EUR
|
356,127,000
EUR
|
551,000
EUR
|
1,547,000
EUR
|
4,544,000
EUR
|
103,000
EUR
|
1,003,050,000
EUR
|
291,095,000
EUR
|
78,000
EUR
|
1,556,000
EUR
|
121,000
EUR
|
368,000
EUR
|
986,782,000
EUR
|
678,034,000
EUR
|
986,414,000
EUR
|
426,443,000
EUR
|
98,935,000
EUR
|
20,359,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |