Statement Of Cash Flows [Abstract]
| Concept |
As at 2021-12-31 |
2021-01-01 to 2021-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Cash flows from (used in) operations | — |
567,000,000
EUR
|
— |
898,000,000
EUR
|
— |
| Interest paid, classified as operating activities | — |
87,000,000
EUR
|
— |
125,000,000
EUR
|
— |
| Interest received, classified as operating activities | — |
9,000,000
EUR
|
— |
16,000,000
EUR
|
— |
| Income taxes paid (refund), classified as operating activities | — |
135,000,000
EUR
|
— |
1 0,0
EUR
|
— |
| Other inflows (outflows) of cash, classified as operating activities | — |
57,000,000
EUR
|
— |
-
EUR
|
— |
| Cash flows from (used in) operating activities | — |
354,000,000
EUR
|
— |
689,000,000
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
45,000,000
EUR
|
— |
-
EUR
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
7,000,000
EUR
|
— |
7,000,000
EUR
|
— |
| Cash flows from (used in) investing activities | — |
186,000,000
EUR
|
— |
109,000,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
999,000,000
EUR
|
— |
-
EUR
|
— |
| Payments of lease liabilities, classified as financing activities | — |
96,000,000
EUR
|
— |
94,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — |
1,054,000,000
EUR
|
— |
145,000,000
EUR
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
1,222,000,000
EUR
|
— |
435,000,000
EUR
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents | — |
4,000,000
EUR
|
— |
11,000,000
EUR
|
— |
| Cash and cash equivalents |
1,776,000,000
EUR
|
— |
550,000,000
EUR
|
— |
126,000,000
EUR
|