Statement Of Cash Flows [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||
| Profit (loss) | — |
557,000,000
EUR
|
557,000,000
EUR
|
557,000,000
EUR
|
324,000,000
EUR
|
324,000,000
EUR
|
— |
324,000,000
EUR
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||
| Adjustments for income tax expense | — | — |
218,000,000
EUR
|
— | — |
143,000,000
EUR
|
— | — |
| Other adjustments for non-cash items | — | — |
595,000,000
EUR
|
— | — |
608,000,000
EUR
|
— | — |
| Income taxes paid (refund), classified as operating activities | — | — |
228,000,000
EUR
|
— | — |
179,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — | — |
1 141
EUR
|
— | — |
989,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
929,000,000
EUR
|
— | — | — | — | — |
| Cash receipts from repayment of advances and loans made to other parties, classified as investing activities | — | — | — | — | — |
1,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — | — |
1 158
EUR
|
— | — |
253,000,000
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
|
— | — |
| Proceeds from borrowings, classified as financing activities | — | — |
1 134
EUR
|
— | — |
1 333
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — | — |
921,000,000
EUR
|
— | — |
1 103
EUR
|
— | — |
| Payments of lease liabilities, classified as financing activities | — | — |
218,000,000
EUR
|
— | — |
212,000,000
EUR
|
— | — |
| Interest paid, classified as financing activities | — | — |
33,000,000
EUR
|
— | — |
37,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — | — |
173,000,000
EUR
|
— | — |
161,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — | — |
190,000,000
EUR
|
— | — |
575,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
32,000,000
EUR
|
— | — |
9,000,000
EUR
|
— | — |
| Cash and cash equivalents |
837,000,000
EUR
|
— | — | — | — | — |
996,000,000
EUR
|
— |