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] | |||||
| Income taxes paid (refund), classified as operating activities | — |
184,000,000
EUR
|
— |
153,000,000
EUR
|
— |
| Cash flows from (used in) operating activities | — |
1 651
EUR
|
— |
2 200
EUR
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from (used in) investing activities | — |
1 144
EUR
|
— |
460,000,000
EUR
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Proceeds from issuing shares | — |
-
EUR
|
— |
-
EUR
|
— |
| Proceeds from borrowings, classified as financing activities | — |
4 246
EUR
|
— |
2 281
EUR
|
— |
| Repayments of borrowings, classified as financing activities | — |
3 711
EUR
|
— |
2 966
EUR
|
— |
| Payments of lease liabilities, classified as financing activities | — |
624,000,000
EUR
|
— |
603,000,000
EUR
|
— |
| Other inflows (outflows) of cash, classified as financing activities | — |
30,000,000
EUR
|
— |
23,000,000
EUR
|
— |
| Cash flows from (used in) financing activities | — |
992,000,000
EUR
|
— |
2 133
EUR
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — |
507,000,000
EUR
|
— |
886,000,000
EUR
|
— |
| Cash and cash equivalents |
2 321
EUR
|
— |
2 812
EUR
|
— |
3 675
EUR
|