Statement Of Cash Flows [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
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 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 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 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||||||||||||||||||
| Cash flows from (used in) operating activities [abstract] | ||||||||||||||||||||
| Profit (loss) |
153,000,000
EUR
|
EUR
|
EUR
|
EUR
|
1,301,000,000
EUR
|
— |
EUR
|
EUR
|
1,454,000,000
EUR
|
1,301,000,000
EUR
|
625,000,000
EUR
|
EUR
|
492,000,000
EUR
|
EUR
|
EUR
|
— |
EUR
|
EUR
|
133,000,000
EUR
|
492,000,000
EUR
|
| Adjustments to reconcile profit (loss) [abstract] | ||||||||||||||||||||
| Adjustments for provisions | — | — | — | — | — | — | — | — |
46,000,000
EUR
|
— |
38,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Adjustments for share-based payments | — | — | — | — | — | — | — | — |
6,000,000
EUR
|
— |
5,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Adjustments for fair value losses (gains) | — | — | — | — | — | — | — | — |
115,000,000
EUR
|
— |
EUR
|
— | — | — | — | — | — | — | — | — |
| Adjustments for losses (gains) on disposal of non-current assets | — | — | — | — | — | — | — | — |
949,000,000
EUR
|
— |
172,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Income taxes paid (refund), classified as operating activities | — | — | — | — | — | — | — | — |
437,000,000
EUR
|
— |
248,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) operating activities | — | — | — | — | — | — | — | — |
932,000,000
EUR
|
— |
933,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities [abstract] | ||||||||||||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — | — | — | — |
665,000,000
EUR
|
— |
113,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — | — | — | — | — | — | — |
353,000,000
EUR
|
— |
10,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Purchase of other long-term assets, classified as investing activities | — | — | — | — | — | — | — | — |
48,000,000
EUR
|
— |
22,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Interest received, classified as investing activities | — | — | — | — | — | — | — | — |
4,000,000
EUR
|
— |
3,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) investing activities | — | — | — | — | — | — | — | — |
114,000,000
EUR
|
— |
619,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities [abstract] | ||||||||||||||||||||
| Proceeds from borrowings, classified as financing activities | — | — | — | — | — | — | — | — |
56,000,000
EUR
|
— |
251,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Repayments of borrowings, classified as financing activities | — | — | — | — | — | — | — | — |
113,000,000
EUR
|
— |
271,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Payments of lease liabilities, classified as financing activities | — | — | — | — | — | — | — | — |
63,000,000
EUR
|
— |
59,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Dividends paid, classified as financing activities | — | — | — | — | — | — | — | — |
569,000,000
EUR
|
— |
4,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Interest paid, classified as financing activities | — | — | — | — | — | — | — | — |
26,000,000
EUR
|
— |
28,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Other inflows (outflows) of cash, classified as financing activities | — | — | — | — | — | — | — | — |
7,000,000
EUR
|
— |
–
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash flows from (used in) financing activities | — | — | — | — | — | — | — | — |
759,000,000
EUR
|
— |
174,000,000
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
|
— |
16,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — | — | — | — | — | — | — |
59,000,000
EUR
|
— |
140,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — | — |
547,000,000
EUR
|
— | — | — | — | — | — | — | — | — |
436,000,000
EUR
|
— | — | — | — |