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 |
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 |
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 |
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) |
1,000,000
USD
|
–
USD
|
–
USD
|
266,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
265,000,000
USD
|
266,000,000
USD
|
260,000,000
USD
|
260,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
260,000,000
USD
|
–
USD
|
–
USD
|
385,000,000
USD
|
385,000,000
USD
|
1,000,000
USD
|
386,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
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) from investments in equity instruments |
–
USD
|
–
USD
|
–
USD
|
14,000,000
USD
|
14,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
14,000,000
USD
|
–
USD
|
43,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
43,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
43,000,000
USD
|
–
USD
|
–
USD
|
10,000,000
USD
|
–
USD
|
–
USD
|
10,000,000
USD
|
–
USD
|
–
USD
|
10,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
| Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans |
–
USD
|
–
USD
|
–
USD
|
7,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
7,000,000
USD
|
7,000,000
USD
|
7,000,000
USD
|
7,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
7,000,000
USD
|
–
USD
|
–
USD
|
6,000,000
USD
|
6,000,000
USD
|
–
USD
|
6,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
| Other comprehensive income that will not be reclassified to profit or loss, net of tax |
–
USD
|
–
USD
|
–
USD
|
22,000,000
USD
|
14,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
22,000,000
USD
|
8,000,000
USD
|
49,000,000
USD
|
3,000,000
USD
|
–
USD
|
–
USD
|
46,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
49,000,000
USD
|
–
USD
|
–
USD
|
4,000,000
USD
|
6,000,000
USD
|
–
USD
|
4,000,000
USD
|
–
USD
|
–
USD
|
10,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
| Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] | |||||||||||||||||||||||||||||||||
| Exchange differences on translation [abstract] | |||||||||||||||||||||||||||||||||
| Gains (losses) on exchange differences on translation of foreign operations, net of tax |
–
USD
|
–
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
85,000,000
USD
|
–
USD
|
83,000,000
USD
|
–
USD
|
–
USD
|
2,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
85,000,000
USD
|
–
USD
|
–
USD
|
39,000,000
USD
|
–
USD
|
–
USD
|
39,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
39,000,000
USD
|
–
USD
|
–
USD
|
| Cash flow hedges [abstract] | |||||||||||||||||||||||||||||||||
| Gains (losses) on cash flow hedges, net of tax |
–
USD
|
69,000,000
USD
|
–
USD
|
69,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
69,000,000
USD
|
–
USD
|
3,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
3,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
3,000,000
USD
|
–
USD
|
–
USD
|
34,000,000
USD
|
–
USD
|
–
USD
|
34,000,000
USD
|
34,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
| Cost of hedging [abstract] | |||||||||||||||||||||||||||||||||
| Change in value of foreign currency basis spreads [abstract] | |||||||||||||||||||||||||||||||||
| Other comprehensive income, net of tax, change in value of foreign currency basis spreads |
–
USD
|
2,000,000
USD
|
–
USD
|
2,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
2,000,000
USD
|
–
USD
|
6,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
6,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
6,000,000
USD
|
–
USD
|
–
USD
|
6,000,000
USD
|
–
USD
|
–
USD
|
6,000,000
USD
|
6,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
–
USD
|
| Other comprehensive income that will be reclassified to profit or loss, net of tax |
–
USD
|
29,000,000
USD
|
–
USD
|
47,000,000
USD
|
–
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
47,000,000
USD
|
–
USD
|
101,000,000
USD
|
–
USD
|
83,000,000
USD
|
–
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
101,000,000
USD
|
–
USD
|
–
USD
|
41,000,000
USD
|
–
USD
|
–
USD
|
41,000,000
USD
|
2,000,000
USD
|
–
USD
|
–
USD
|
39,000,000
USD
|
–
USD
|
–
USD
|
| Other comprehensive income |
–
USD
|
29,000,000
USD
|
–
USD
|
69,000,000
USD
|
14,000,000
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
69,000,000
USD
|
8,000,000
USD
|
150,000,000
USD
|
3,000,000
USD
|
83,000,000
USD
|
–
USD
|
46,000,000
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
150,000,000
USD
|
–
USD
|
–
USD
|
37,000,000
USD
|
6,000,000
USD
|
–
USD
|
37,000,000
USD
|
2,000,000
USD
|
–
USD
|
10,000,000
USD
|
39,000,000
USD
|
–
USD
|
–
USD
|
| Comprehensive income |
1,000,000
USD
|
29,000,000
USD
|
–
USD
|
335,000,000
USD
|
14,000,000
USD
|
–
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
334,000,000
USD
|
274,000,000
USD
|
410,000,000
USD
|
263,000,000
USD
|
83,000,000
USD
|
–
USD
|
46,000,000
USD
|
18,000,000
USD
|
–
USD
|
–
USD
|
–
USD
|
410,000,000
USD
|
–
USD
|
–
USD
|
348,000,000
USD
|
379,000,000
USD
|
1,000,000
USD
|
349,000,000
USD
|
2,000,000
USD
|
–
USD
|
10,000,000
USD
|
39,000,000
USD
|
–
USD
|
–
USD
|
| Comprehensive income attributable to [abstract] | |||||||||||||||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — | — | — | — |
335,000,000
USD
|
— |
410,000,000
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
348,000,000
USD
|
— | — | — | — | — | — |
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — | — | — | — |
1,000,000
USD
|
— |
–
USD
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,000,000
USD
|
— | — | — | — | — | — |