Statement Of Cash Flows [Abstract]
| Concept |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
2022-01-01 to 2022-12-31 |
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 |
As at 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||
| Profit (loss) | — |
216,000,000
EUR
|
390,000,000
EUR
|
216,000,000
EUR
|
173,000,000
EUR
|
97,000,000
EUR
|
— |
3 661
EUR
|
3 758
EUR
|
3 661
EUR
|
— |
| Adjustments to reconcile profit (loss) [abstract] | |||||||||||
| Adjustments for income tax expense | — | — |
83,000,000
EUR
|
— | — | — | — | — |
1 695
EUR
|
— | — |
| Other adjustments for non-cash items | — | — |
157,000,000
EUR
|
— | — | — | — | — |
501,000,000
EUR
|
— | — |
| Income taxes paid (refund), classified as operating activities | — | — |
1 504
EUR
|
— | — | — | — | — |
603,000,000
EUR
|
— | — |
| Cash flows from (used in) operating activities | — | — |
8 586
EUR
|
— | — | — | — | — |
7 313
EUR
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities | — | — |
6 728
EUR
|
— | — | — | — | — |
173,000,000
EUR
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — | — |
289,000,000
EUR
|
— | — | — | — | — |
392,000,000
EUR
|
— | — |
| Other cash receipts from sales of equity or debt instruments of other entities, classified as investing activities | — | — |
268,000,000
EUR
|
— | — | — | — | — |
73,000,000
EUR
|
— | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities | — | — |
175,000,000
EUR
|
— | — | — | — | — |
1 548
EUR
|
— | — |
| Dividends received, classified as investing activities | — | — |
18,000,000
EUR
|
— | — | — | — | — |
57,000,000
EUR
|
— | — |
| Interest received, classified as investing activities | — | — |
37,000,000
EUR
|
— | — | — | — | — |
32,000,000
EUR
|
— | — |
| Cash flows from (used in) investing activities | — | — |
4 290
EUR
|
— | — | — | — | — |
11 042
EUR
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||
| Proceeds from borrowings, classified as financing activities | — | — |
8 669
EUR
|
— | — | — | — | — |
8 353
EUR
|
— | — |
| Dividends paid, classified as financing activities | — | — |
2 665
EUR
|
— | — | — | — | — |
1 859
EUR
|
— | — |
| Interest paid, classified as financing activities | — | — |
822,000,000
EUR
|
— | — | — | — | — |
719,000,000
EUR
|
— | — |
| Cash flows from (used in) financing activities | — | — |
2 979
EUR
|
— | — | — | — | — |
4 848
EUR
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||||||||
| Effect of exchange rate changes on cash and cash equivalents | — | — |
363,000,000
EUR
|
— | — | — | — | — |
233,000,000
EUR
|
— | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes | — | — |
1 680
EUR
|
— | — | — | — | — |
1 352
EUR
|
— | — |
| Cash and cash equivalents |
15 570
EUR
|
— | — | — | — | — |
13 890
EUR
|
— | — | — |
12 980
EUR
|