Disclosure Of Fair Value Measurement [Text Block]
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As at 2020-12-31 |
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As at 2019-12-31 |
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As at 2018-12-31 |
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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 | — | — |
9,686,645,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
6,446,361,000
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 | — | — |
5,579,815,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4,182,128,000
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 |
1,350,856,000
EUR
|
19,216,000
EUR
|
4,106,830,000
EUR
|
4,106,830,000
EUR
|
2,661,979,000
EUR
|
10,716,000
EUR
|
64,063,000
EUR
|
14,458,000
EUR
|
53,760,000
EUR
|
2,264,233,000
EUR
|
324,862,000
EUR
|
11,662,000
EUR
|
1,858,460,000
EUR
|
2,263,202,000
EUR
|
1,031,000
EUR
|
324,862,000
EUR
|
11,662,000
EUR
|
1,031,000
EUR
|
2,263,202,000
EUR
|
53,760,000
EUR
|
14,458,000
EUR
|
1,858,460,000
EUR
|
2,264,233,000
EUR
|
19,009,000
EUR
|
2,042,223,000
EUR
|
625,000
EUR
|
5,985,000
EUR
|
2,042,848,000
EUR
|
828,682,000
EUR
|
1,188,547,000
EUR
|
53,760,000
EUR
|
4,293,000
EUR
|
138,921,000
EUR
|
14,984,000
EUR
|
960,072,000
EUR
|
639,000
EUR
|
960,711,000
EUR
|
801,874,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |