Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||
| Cash flows from (used in) operating activities [abstract] | ||||||
| Dividends received, classified as operating activities | — |
16,000,000
EUR
|
— |
18,000,000
EUR
|
— | — |
| Interest paid, classified as operating activities | — |
265,000,000
EUR
|
— |
223,000,000
EUR
|
— | — |
| Interest received, classified as operating activities | — |
1,291,000
EUR
|
— |
1,066,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — |
349,000,000
EUR
|
— |
312,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||
| Cash flows from (used in) investing activities | — |
378,000,000
EUR
|
— |
1,188,000
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | ||||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control | — |
1,000,000
EUR
|
— |
–
EUR
|
— | — |
| Payments to acquire or redeem entity's shares | — |
325,000,000
EUR
|
— |
–
EUR
|
— | — |
| Payments of lease liabilities, classified as financing activities | — |
30,000,000
EUR
|
— |
25,000,000
EUR
|
— | — |
| Dividends paid, classified as financing activities | — |
267,000,000
EUR
|
— |
460,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
647,000,000
EUR
|
— |
513,000,000
EUR
|
— | — |
| Cash and cash equivalents |
520,000,000
EUR
|
— |
1,894,000
EUR
|
— |
1,894,000
EUR
|
907,000,000
EUR
|