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 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Profit (loss) | — |
516,000,000
EUR
|
591,000,000
EUR
|
516,000,000
EUR
|
75,000,000
EUR
|
— |
248,000,000
EUR
|
248,000,000
EUR
|
248,000,000
EUR
|
| Adjustments to reconcile profit (loss) [abstract] | |||||||||
| Other adjustments to reconcile profit (loss) | — | — |
591,000,000
EUR
|
— | — | — | — |
650,000,000
EUR
|
— |
| Cash flows from (used in) operating activities | — | — |
1 553
EUR
|
— | — | — | — |
757,000,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — |
18,000,000
EUR
|
— | — | — | — |
2,000,000
EUR
|
— |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
414,000,000
EUR
|
— | — | — | — |
315,000,000
EUR
|
— |
| Dividends received, classified as investing activities | — | — |
25,000,000
EUR
|
— | — | — | — |
40,000,000
EUR
|
— |
| Other inflows (outflows) of cash, classified as investing activities | — | — |
64,000,000
EUR
|
— | — | — | — |
210,000,000
EUR
|
— |
| Cash flows from (used in) investing activities | — | — |
701,000,000
EUR
|
— | — | — | — |
1 055
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Proceeds from issuing shares | — | — |
19,000,000
EUR
|
— | — | — | — |
1,000,000
EUR
|
— |
| Payments to acquire or redeem entity's shares | — | — |
34,000,000
EUR
|
— | — | — | — |
1,000,000
EUR
|
— |
| Proceeds from borrowings, classified as financing activities | — | — |
461,000,000
EUR
|
— | — | — | — |
294,000,000
EUR
|
— |
| Repayments of borrowings, classified as financing activities | — | — |
770,000,000
EUR
|
— | — | — | — |
578,000,000
EUR
|
— |
| Payments of lease liabilities, classified as financing activities | — | — |
20,000,000
EUR
|
— | — | — | — |
17,000,000
EUR
|
— |
| Proceeds from government grants, classified as financing activities | — | — |
12,000,000
EUR
|
— | — | — | — |
1,000,000
EUR
|
— |
| Interest paid, classified as financing activities | — | — |
258,000,000
EUR
|
— | — | — | — |
285,000,000
EUR
|
— |
| Other inflows (outflows) of cash, classified as financing activities | — | — |
24,000,000
EUR
|
— | — | — | — |
56,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — | — |
605,000,000
EUR
|
— | — | — | — |
782,000,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
5,000,000
EUR
|
— | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — |
252,000,000
EUR
|
— | — | — | — |
1 080
EUR
|
— |
| Cash and cash equivalents |
2 631
EUR
|
— | — | — | — |
2 379
EUR
|
— | — | — |