Statement Of Financial Position [Abstract]
| Concept |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment |
191,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
176,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets |
1,326,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1,312,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Goodwill |
4,425,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
3,699,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Intangible assets other than goodwill |
564,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
477,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments accounted for using equity method |
11,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
13,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements |
1,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
15,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets |
150,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
168,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents |
812,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1,309,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,493,000,000
EUR
|
| Assets |
1 424,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1 320,0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Issued capital |
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Retained earnings |
1,351,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1,076,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Treasury shares |
20,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
24,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent |
2,252,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
2,011,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests |
2,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity |
2,254,000,000
EUR
|
350,000,000
EUR
|
3,000,000
EUR
|
2,000,000
EUR
|
1,351,000,000
EUR
|
20,000,000
EUR
|
10,000,000
EUR
|
96,000,000
EUR
|
2,252,000,000
EUR
|
660,000,000
EUR
|
24,000,000
EUR
|
1,076,000,000
EUR
|
2,000,000
EUR
|
350,000,000
EUR
|
2,014,000,000
EUR
|
660,000,000
EUR
|
2,011,000,000
EUR
|
3,000,000
EUR
|
60,000,000
EUR
|
10,000,000
EUR
|
1,113,000,000
EUR
|
1,000,000
EUR
|
3,000,000
EUR
|
350,000,000
EUR
|
660,000,000
EUR
|
1,963,000,000
EUR
|
10,000,000
EUR
|
28,000,000
EUR
|
141,000,000
EUR
|
1,966,000,000
EUR
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities |
385,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
340,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Liabilities |
1 199,3
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1 118,6
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities |
1 424,7
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
1 320,0
EUR
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |