Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) | — |
1,196,000,000
EUR
|
1,147,000,000
EUR
|
49,000,000
EUR
|
1,147,000,000
EUR
|
25,000,000
EUR
|
— |
1,039,000,000
EUR
|
1,064,000,000
EUR
|
1,039,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for depreciation and amortisation expense | — | — |
412,000,000
EUR
|
— | — | — | — | — | — |
361,000,000
EUR
|
— |
| Adjustments for unrealised foreign exchange losses (gains) | — | — |
2,000,000
EUR
|
— | — | — | — | — | — |
5,000,000
EUR
|
— |
| Adjustments for share-based payments | — | — |
3,000,000
EUR
|
— | — | — | — | — | — |
2,000,000
EUR
|
— |
| Other adjustments for non-cash items | — | — |
49,000,000
EUR
|
— | — | — | — | — | — |
12,000,000
EUR
|
— |
| Interest paid, classified as operating activities | — | — |
63,000,000
EUR
|
— | — | — | — | — | — |
44,000,000
EUR
|
— |
| Interest received, classified as operating activities | — | — |
9,000,000
EUR
|
— | — | — | — | — | — |
3,000,000
EUR
|
— |
| Cash flows from (used in) operating activities | — | — |
1,787,000,000
EUR
|
— | — | — | — | — | — |
1,436,000,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
66,000,000
EUR
|
— | — | — | — | — | — |
215,000,000
EUR
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — | — |
43,000,000
EUR
|
— | — | — | — | — | — |
31,000,000
EUR
|
— |
| Purchase of intangible assets, classified as investing activities | — | — |
312,000,000
EUR
|
— | — | — | — | — | — |
290,000,000
EUR
|
— |
| Cash flows from (used in) investing activities | — | — |
512,000,000
EUR
|
— | — | — | — | — | — |
716,000,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Payments of lease liabilities, classified as financing activities | — | — |
64,000,000
EUR
|
— | — | — | — | — | — |
58,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — | — |
547,000,000
EUR
|
— | — | — | — | — | — |
622,000,000
EUR
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — |
728,000,000
EUR
|
— | — | — | — | — | — |
98,000,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
1,000,000
EUR
|
— | — | — | — | — | — |
2,000,000
EUR
|
— |
| Cash and cash equivalents |
1,683,000,000
EUR
|
— | — | — | — | — |
956,000,000
EUR
|
— | — | — |
860,000,000
EUR
|