Statement Of Financial Position [Abstract]
| Concept |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2022-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2021-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
As at 2020-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | — | — |
2 550
EUR
|
— | — | — | — | — |
2 550
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill | — | — | — | — | — | — | — |
9 368
EUR
|
— | — | — | — | — |
9 200
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill | — | — | — | — | — | — | — |
3 002
EUR
|
— | — | — | — | — |
2 800
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method | — | — | — | — | — | — | — |
1 179
EUR
|
— | — | — | — | — |
1 466
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — | — | — | — |
452,000,000
EUR
|
— | — | — | — | — |
541,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — | — | — |
810,000,000
EUR
|
— | — | — | — | — |
1 250
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2 175
EUR
|
— | — | — | — |
| Assets | — | — | — | — | — | — | — |
30 515
EUR
|
— | — | — | — | — |
28 566
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||||||||
| Equity attributable to owners of parent | — | — | — | — | — | — | — |
8 911
EUR
|
— | — | — | — | — |
9 039
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — | — | — | — | — | — |
113,000,000
EUR
|
— | — | — | — | — |
78,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
8 911
EUR
|
1 236
EUR
|
160,000,000
EUR
|
3,000,000
EUR
|
2 614
EUR
|
450,000,000
EUR
|
5 354
EUR
|
9 024
EUR
|
113,000,000
EUR
|
11,000,000
EUR
|
173,000,000
EUR
|
-
EUR
|
-
EUR
|
9 117
EUR
|
2 598
EUR
|
5 315
EUR
|
1 907
EUR
|
3,000,000
EUR
|
78,000,000
EUR
|
9 039
EUR
|
611,000,000
EUR
|
-
EUR
|
11,000,000
EUR
|
-
EUR
|
11,000,000
EUR
|
-
EUR
|
-
EUR
|
57,000,000
EUR
|
1 581
EUR
|
3 271
EUR
|
622,000,000
EUR
|
3 328
EUR
|
275,000,000
EUR
|
980,000,000
EUR
|
1 610
EUR
|
3,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | — | — |
127,000,000
EUR
|
— | — | — | — | — |
108,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities included in disposal groups classified as held for sale | — | — | — | — | — | — | — |
286,000,000
EUR
|
— | — | — | — | — |
617,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — | — | — | — |
30 515
EUR
|
— | — | — | — | — |
28 566
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |