Statement Of Changes In Equity [Abstract]
| Concept |
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 |
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 |
2022-01-01 to 2022-12-31 |
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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||
| Dividends recognised as distributions to owners of parent | — | — | — | — | — | — | — | — | — |
-
USD
|
-
USD
|
1,209,000,000
USD
|
-
USD
|
-
USD
|
-
USD
|
1,209,000,000
USD
|
-
USD
|
1,209,000,000
USD
|
| Dividends recognised as distributions to non-controlling interests |
-
USD
|
-
USD
|
-
USD
|
-
USD
|
4,000,000
USD
|
-
USD
|
-
USD
|
4,000,000
USD
|
-
USD
|
37,000,000
USD
|
-
USD
|
37,000,000
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
| Increase (decrease) through exercise of options, equity |
101,000,000
USD
|
-
USD
|
3,000,000
USD
|
-
USD
|
3,000,000
USD
|
48,000,000
USD
|
50,000,000
USD
|
-
USD
|
-
USD
|
-
USD
|
34,000,000
USD
|
1,000,000
USD
|
74,000,000
USD
|
-
USD
|
-
USD
|
1,000,000
USD
|
-
USD
|
39,000,000
USD
|
| Purchase of treasury shares |
8,000,000
USD
|
-
USD
|
8,000,000
USD
|
-
USD
|
8,000,000
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
14,000,000
USD
|
-
USD
|
-
USD
|
-
USD
|
-
USD
|
14,000,000
USD
|