Statement Of Cash Flows [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
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 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) |
97,000,000
EUR
|
— |
5,000,000
EUR
|
102,000,000
EUR
|
102,000,000
EUR
|
— |
331,000,000
EUR
|
333,000,000
EUR
|
331,000,000
EUR
|
2,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for provisions |
32,000,000
EUR
|
— | — | — | — | — | — |
34,000,000
EUR
|
— | — | — |
| Other adjustments for non-cash items |
34,000,000
EUR
|
— | — | — | — | — | — |
43,000,000
EUR
|
— | — | — |
| Adjustments for losses (gains) on disposal of non-current assets |
1,000,000
EUR
|
— | — | — | — | — | — |
0
EUR
|
— | — | — |
| Other adjustments to reconcile profit (loss) |
1,010,000
EUR
|
— | — | — | — | — | — |
204,000,000
EUR
|
— | — | — |
| Dividends received, classified as operating activities |
56,000,000
EUR
|
— | — | — | — | — | — |
76,000,000
EUR
|
— | — | — |
| Interest paid, classified as operating activities |
28,000,000
EUR
|
— | — | — | — | — | — |
26,000,000
EUR
|
— | — | — |
| Interest received, classified as operating activities |
29,000,000
EUR
|
— | — | — | — | — | — |
7,000,000
EUR
|
— | — | — |
| Income taxes paid (refund), classified as operating activities |
237,000,000
EUR
|
— | — | — | — | — | — |
76,000,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities |
777,000,000
EUR
|
— | — | — | — | — | — |
728,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — | — | — |
14,000,000
EUR
|
— | — | — |
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities |
16,000,000
EUR
|
— | — | — | — | — | — |
23,000,000
EUR
|
— | — | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities |
33,000,000
EUR
|
— | — | — | — | — | — |
51,000,000
EUR
|
— | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities |
30,000,000
EUR
|
— | — | — | — | — | — |
16,000,000
EUR
|
— | — | — |
| Purchase of property, plant and equipment, classified as investing activities |
332,000,000
EUR
|
— | — | — | — | — | — |
322,000,000
EUR
|
— | — | — |
| Purchase of intangible assets, classified as investing activities |
80,000,000
EUR
|
— | — | — | — | — | — |
59,000,000
EUR
|
— | — | — |
| Purchase of other long-term assets, classified as investing activities |
21,000,000
EUR
|
— | — | — | — | — | — |
21,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities |
420,000,000
EUR
|
— | — | — | — | — | — |
400,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from issuing other equity instruments |
1,000,000
EUR
|
— | — | — | — | — | — |
0
EUR
|
— | — | — |
| Proceeds from borrowings, classified as financing activities |
7,000,000
EUR
|
— | — | — | — | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — | — | — |
0
EUR
|
— | — | — |
| Payments of lease liabilities, classified as financing activities |
81,000,000
EUR
|
— | — | — | — | — | — |
64,000,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities |
174,000,000
EUR
|
— | — | — | — | — | — |
124,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities |
294,000,000
EUR
|
— | — | — | — | — | — |
224,000,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
64,000,000
EUR
|
— | — | — | — | — | — |
104,000,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents |
3,000,000
EUR
|
— | — | — | — | — | — |
3,000,000
EUR
|
— | — | — |
| Cash and cash equivalents | — |
883,000,000
EUR
|
— | — | — |
823,000,000
EUR
|
— | — | — | — |
722,000,000
EUR
|