Statement Of Cash Flows [Abstract]
| Concept |
2020-01-01 to 2020-12-31 |
As at 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
As at 2019-12-31 |
As at 2018-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) |
308,000,000
EUR
|
— |
367,000,000
EUR
|
59,000,000
EUR
|
308,000,000
EUR
|
424,000,000
EUR
|
424,000,000
EUR
|
585,000,000
EUR
|
161,000,000
EUR
|
— | — |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — | — |
320,000,000
EUR
|
— | — | — | — |
257,000,000
EUR
|
— | — | — |
| Adjustments for decrease (increase) in inventories | — | — |
62,000,000
EUR
|
— | — | — | — |
11,000,000
EUR
|
— | — | — |
| Adjustments for provisions | — | — |
44,000,000
EUR
|
— | — | — | — |
21,000,000
EUR
|
— | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — |
114,000,000
EUR
|
— | — | — | — |
85,000,000
EUR
|
— | — | — |
| Adjustments for share-based payments | — | — |
46,000,000
EUR
|
— | — | — | — |
25,000,000
EUR
|
— | — | — |
| Adjustments for fair value losses (gains) | — | — |
—
EUR
|
— | — | — | — |
21,000,000
EUR
|
— | — | — |
| Other adjustments for non-cash items | — | — |
7,000,000
EUR
|
— | — | — | — |
15,000,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities | — | — |
1,129,000,000
EUR
|
— | — | — | — |
1,459,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
5,000,000
EUR
|
— | — | — | — |
23,000,000
EUR
|
— | — | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — | — |
1,000,000
EUR
|
— | — | — | — |
8,000,000
EUR
|
— | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — |
229,000,000
EUR
|
— | — | — | — |
241,000,000
EUR
|
— | — | — |
| Purchase of intangible assets, classified as investing activities | — | — |
23,000,000
EUR
|
— | — | — | — |
40,000,000
EUR
|
— | — | — |
| Interest received, classified as investing activities | — | — |
32,000,000
EUR
|
— | — | — | — |
96,000,000
EUR
|
— | — | — |
| Other inflows (outflows) of cash, classified as investing activities | — | — |
2,000,000
EUR
|
— | — | — | — |
2,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities | — | — |
230,000,000
EUR
|
— | — | — | — |
445,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from borrowings, classified as financing activities | — | — |
677,000,000
EUR
|
— | — | — | — |
89,000,000
EUR
|
— | — | — |
| Repayments of borrowings, classified as financing activities | — | — |
2,456,000,000
EUR
|
— | — | — | — |
789,000,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities | — | — |
89,000,000
EUR
|
— | — | — | — |
68,000,000
EUR
|
— | — | — |
| Interest paid, classified as financing activities | — | — |
159,000,000
EUR
|
— | — | — | — |
217,000,000
EUR
|
— | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — | — |
15,000,000
EUR
|
— | — | — | — |
—
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — | — |
1,222,000,000
EUR
|
— | — | — | — |
994,000,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
74,000,000
EUR
|
— | — | — | — |
29,000,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — |
397,000,000
EUR
|
— | — | — | — |
49,000,000
EUR
|
— | — | — |
| Cash and cash equivalents | — |
414,000,000
EUR
|
— | — | — | — | — | — | — |
811,000,000
EUR
|
762,000,000
EUR
|