Statement Of Cash Flows [Abstract]
| Concept |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Income taxes paid (refund), classified as operating activities | — |
179,000,000
EUR
|
155,000,000
EUR
|
— |
| Cash flows from (used in) operating activities | — |
989,000,000
EUR
|
821,000,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||
| Cash receipts from repayment of advances and loans made to other parties, classified as investing activities | — |
1,000,000
EUR
|
1,000,000
EUR
|
— |
| Cash flows from (used in) investing activities | — |
253,000,000
EUR
|
251,000,000
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
|
24,000,000
EUR
|
— |
| Proceeds from borrowings, classified as financing activities | — |
1 333
EUR
|
1 489
EUR
|
— |
| Repayments of borrowings, classified as financing activities | — |
1 103
EUR
|
1 575
EUR
|
— |
| Payments of lease liabilities, classified as financing activities | — |
212,000,000
EUR
|
208,000,000
EUR
|
— |
| Interest paid, classified as financing activities | — |
37,000,000
EUR
|
41,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — |
161,000,000
EUR
|
480,000,000
EUR
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
575,000,000
EUR
|
90,000,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents | — |
9,000,000
EUR
|
14,000,000
EUR
|
— |
| Cash and cash equivalents |
996,000,000
EUR
|
— | — |
418,000,000
EUR
|