Disclosure Of Fair Value Measurement [Text Block]
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As at 2021-12-31 |
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As at 2020-12-31 |
As at 2020-12-31 |
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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 |
9,090,400,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — |
9,720,400,000
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 |
2,866,500,000
EUR
|
79,300,000
EUR
|
29,900,000
EUR
|
100,300,000
EUR
|
393,100,000
EUR
|
236,600,000
EUR
|
66,200,000
EUR
|
150,100,000
EUR
|
21,900,000
EUR
|
1,646,400,000
EUR
|
774,500,000
EUR
|
198,600,000
EUR
|
2,747,600,000
EUR
|
3,199,200,000
EUR
|
374,000,000
EUR
|
40,200,000
EUR
|
1,733,400,000
EUR
|
1,014,200,000
EUR
|
121,600,000
EUR
|
25,000,000
EUR
|
100,300,000
EUR
|
166,100,000
EUR
|
66,200,000
EUR
|
2,911,300,000
EUR
|
22,600,000
EUR
|
66,200,000
EUR
|
115,000,000
EUR
|
10,900,000
EUR
|
164,700,000
EUR
|
100,300,000
EUR
|
345,700,000
EUR
|
41,700,000
EUR
|
3,197,300,000
EUR
|
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |