Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
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 |
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 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) |
3,000,000
EUR
|
— |
765,000,000
EUR
|
762,000,000
EUR
|
765,000,000
EUR
|
308,000,000
EUR
|
— |
367,000,000
EUR
|
59,000,000
EUR
|
308,000,000
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — | — | — |
220,000,000
EUR
|
— | — | — |
320,000,000
EUR
|
— | — | — |
| Adjustments for decrease (increase) in inventories | — | — | — |
139,000,000
EUR
|
— | — | — |
62,000,000
EUR
|
— | — | — |
| Adjustments for provisions | — | — | — |
5,000,000
EUR
|
— | — | — |
44,000,000
EUR
|
— | — | — |
| Adjustments for unrealised foreign exchange losses (gains) | — | — | — |
129,000,000
EUR
|
— | — | — |
114,000,000
EUR
|
— | — | — |
| Adjustments for share-based payments | — | — | — |
34,000,000
EUR
|
— | — | — |
46,000,000
EUR
|
— | — | — |
| Other adjustments for non-cash items | — | — | — |
7,000,000
EUR
|
— | — | — |
10,000,000
EUR
|
— | — | — |
| Cash flows from (used in) operating activities | — | — | — |
1,623,000,000
EUR
|
— | — | — |
1,129,000,000
EUR
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — |
4,000,000
EUR
|
— | — | — |
—
EUR
|
— | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — |
68,000,000
EUR
|
— | — | — |
5,000,000
EUR
|
— | — | — |
| Purchase of property, plant and equipment, classified as investing activities | — | — | — |
239,000,000
EUR
|
— | — | — |
229,000,000
EUR
|
— | — | — |
| Purchase of intangible assets, classified as investing activities | — | — | — |
16,000,000
EUR
|
— | — | — |
23,000,000
EUR
|
— | — | — |
| Interest received, classified as investing activities | — | — | — |
22,000,000
EUR
|
— | — | — |
32,000,000
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 | — | — | — |
293,000,000
EUR
|
— | — | — |
230,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from borrowings, classified as financing activities | — | — | — |
9,813,000,000
EUR
|
— | — | — |
677,000,000
EUR
|
— | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — |
10,613,000,000
EUR
|
— | — | — |
2,456,000,000
EUR
|
— | — | — |
| Dividends paid, classified as financing activities | — | — | — |
176,000,000
EUR
|
— | — | — |
89,000,000
EUR
|
— | — | — |
| Interest paid, classified as financing activities | — | — | — |
119,000,000
EUR
|
— | — | — |
159,000,000
EUR
|
— | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — | — | — |
6,000,000
EUR
|
— | — | — |
15,000,000
EUR
|
— | — | — |
| Cash flows from (used in) financing activities | — | — | — |
1,107,000,000
EUR
|
— | — | — |
1,222,000,000
EUR
|
— | — | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — | — |
25,000,000
EUR
|
— | — | — |
74,000,000
EUR
|
— | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — |
248,000,000
EUR
|
— | — | — |
397,000,000
EUR
|
— | — | — |
| Cash and cash equivalents | — |
662,000,000
EUR
|
— | — | — | — |
414,000,000
EUR
|
— | — | — |
811,000,000
EUR
|