Statement Of Comprehensive Income [Abstract]
| Concept |
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 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
2019-01-01 to 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||
| Profit (loss) |
2,850,000,000
USD
|
-
USD
|
2,900,000,000
USD
|
-
USD
|
50,000,000
USD
|
-
USD
|
2,850,000,000
USD
|
-
USD
|
-
USD
|
84,000,000
USD
|
-
USD
|
-
USD
|
84,000,000
USD
|
44,000,000
USD
|
40,000,000
USD
|
-
USD
|
| Other comprehensive income [abstract] | ||||||||||||||||
| Other comprehensive income that will not be reclassified to profit or loss, net of tax | — | — |
209,000,000
USD
|
— | — | — | — | — | — | — | — | — | — |
266,000,000
USD
|
— | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method that will be reclassified to profit or loss, net of tax | — | — |
5,000,000
USD
|
— | — | — | — | — | — | — | — | — | — |
1,000,000
USD
|
— | — |
| Other comprehensive income that will be reclassified to profit or loss, net of tax | — | — |
317,000,000
USD
|
— | — | — | — | — | — | — | — | — | — |
83,000,000
USD
|
— | — |
| Other comprehensive income |
205,000,000
USD
|
-
USD
|
108,000,000
USD
|
260,000,000
USD
|
3,000,000
USD
|
55,000,000
USD
|
111,000,000
USD
|
1,000,000
USD
|
76,000,000
USD
|
194,000,000
USD
|
-
USD
|
180,000,000
USD
|
84,000,000
USD
|
183,000,000
USD
|
11,000,000
USD
|
6,000,000
USD
|
| Comprehensive income |
2,645,000,000
USD
|
-
USD
|
3,008,000,000
USD
|
260,000,000
USD
|
47,000,000
USD
|
55,000,000
USD
|
2,961,000,000
USD
|
1,000,000
USD
|
76,000,000
USD
|
110,000,000
USD
|
-
USD
|
180,000,000
USD
|
-
USD
|
139,000,000
USD
|
29,000,000
USD
|
6,000,000
USD
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
2,961,000,000
USD
|
— | — | — | — | — | — | — | — | — | — |
110,000,000
USD
|
— | — |
| Comprehensive income, attributable to non-controlling interests | — | — |
47,000,000
USD
|
— | — | — | — | — | — | — | — | — | — |
29,000,000
USD
|
— | — |