Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-01-01 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2020-01-01 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2019-01-01 |
|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||
| Cash flows from (used in) operating activities | — |
2 406
EUR
|
— | — |
988,000,000
EUR
|
— |
841,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — |
0
EUR
|
— | — |
-
EUR
|
— |
0
EUR
|
— | — |
| Cash flows from (used in) investing activities | — |
1 545
EUR
|
— | — |
464,000,000
EUR
|
— |
219,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||
| Proceeds from issuing shares | — |
7,000,000
EUR
|
— | — |
3,000,000
EUR
|
— |
10,000,000
EUR
|
— | — |
| Proceeds from borrowings, classified as financing activities | — |
79,000,000
EUR
|
— | — |
335,000,000
EUR
|
— |
150,000,000
EUR
|
— | — |
| Repayments of borrowings, classified as financing activities | — |
121,000,000
EUR
|
— | — |
208,000,000
EUR
|
— |
99,000,000
EUR
|
— | — |
| Dividends paid, classified as financing activities | — |
336,000,000
EUR
|
— | — |
0
EUR
|
— |
327,000,000
EUR
|
— | — |
| Interest paid, classified as financing activities | — |
113,000,000
EUR
|
— | — |
115,000,000
EUR
|
— |
117,000,000
EUR
|
— | — |
| Other inflows (outflows) of cash, classified as financing activities | — |
15,000,000
EUR
|
— | — |
13,000,000
EUR
|
— |
11,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — |
674,000,000
EUR
|
— | — |
41,000,000
EUR
|
— |
373,000,000
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||
| Effect of exchange rate changes on cash and cash equivalents | — |
92,000,000
EUR
|
— | — |
114,000,000
EUR
|
— |
11,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
279,000,000
EUR
|
— | — |
369,000,000
EUR
|
— |
260,000,000
EUR
|
— | — |
| Cash and cash equivalents |
2 083
EUR
|
— |
1 804
EUR
|
1 804
EUR
|
— |
1 435
EUR
|
— |
1 435
EUR
|
1 175
EUR
|