Statement Of Comprehensive Income [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 |
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 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||
| Profit (loss) |
20,000,000
USD
|
— | — |
72,000,000
USD
|
53,000,000
USD
|
72,000,000
USD
|
117,000,000
USD
|
— |
178,000,000
USD
|
61,000,000
USD
|
117,000,000
USD
|
— |
| Other comprehensive income [abstract] | ||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, net of tax [abstract] | ||||||||||||
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans | — | — | — | — |
1,000,000
USD
|
— | — | — |
3,000,000
USD
|
— | — | — |
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | ||||||||||||
| Exchange differences on translation [abstract] | ||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — | — | — |
44,000,000
USD
|
— | — | — |
33,000,000
USD
|
— | — | — |
| Cash flow hedges [abstract] | ||||||||||||
| Other comprehensive income, net of tax, cash flow hedges | — | — | — | — |
4,000,000
USD
|
— | — | — |
3,000,000
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 | — | — | — | — |
4,000,000
USD
|
— | — | — |
4,000,000
USD
|
— | — | — |
| Other comprehensive income |
3,000,000
USD
|
— | — |
32,000,000
USD
|
35,000,000
USD
|
32,000,000
USD
|
24,000,000
USD
|
— |
23,000,000
USD
|
1,000,000
USD
|
24,000,000
USD
|
— |
| Comprehensive income |
23,000,000
USD
|
0
USD
|
0
USD
|
41,000,000
USD
|
17,000,000
USD
|
41,000,000
USD
|
141,000,000
USD
|
0
USD
|
200,000,000
USD
|
59,000,000
USD
|
141,000,000
USD
|
0
USD
|
| Comprehensive income attributable to [abstract] | ||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — |
41,000,000
USD
|
— | — | — |
141,000,000
USD
|
— | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — |
23,000,000
USD
|
— | — | — |
59,000,000
USD
|
— | — | — |