Analysis Of Income And Expense [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||
| Revenue [abstract] | ||||||||||||||||
| Revenue | — | — | — | — | — | — |
61,787,000,000
USD
|
— | — | — |
39,740,000,000
USD
|
— | — | — | — | — |
| Material income and expense [abstract] | ||||||||||||||||
| Gains (losses) on disposals of non-current assets [abstract] | ||||||||||||||||
| Gains (losses) on disposals of non-current assets | — | — | — | — | — | — |
96,000,000
USD
|
— | — | — |
202,000,000
USD
|
— | — | — | — | — |
| Operating expense | — | — | — | — | — | — |
37,748,000,000
USD
|
— | — | — |
31,804,000,000
USD
|
— | — | — | — | — |
| Expenses by nature [abstract] | ||||||||||||||||
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||||||||||||||||
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss | — | — | — | — | — | — |
4,944,000,000
USD
|
— | — | — |
4,541,000,000
USD
|
— | — | — | — | — |
| Other expenses, by nature | — | — | — | — | — | — |
169,000,000
USD
|
— | — | — |
-
USD
|
— | — | — | — | — |
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — | — |
486,000,000
USD
|
— | — | — |
299,000,000
USD
|
— | — | — | — | — |
| Share of other comprehensive income of associates and joint ventures accounted for using equity method, net of tax [abstract] | ||||||||||||||||
| 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
|
— | — | — |
5,000,000
USD
|
— | — | — | — | — |
| Income tax relating to components of other comprehensive income [abstract] | ||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — | — | — | — | — | — |
7,000,000
USD
|
— | — | — |
4,000,000
USD
|
— | — | — | — | — |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — | — | — | — | — | — |
7,000,000
USD
|
— | — | — |
10,000,000
USD
|
— | — | — | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income |
87,000,000
USD
|
17,920,000,000
USD
|
118,000,000
USD
|
-
USD
|
335,000,000
USD
|
17,611,000,000
USD
|
17,698,000,000
USD
|
144,000,000
USD
|
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
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — | — | — | — | — |
17,611,000,000
USD
|
— | — | — |
2,961,000,000
USD
|
— | — | — | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — | — | — | — | — |
87,000,000
USD
|
— | — | — |
47,000,000
USD
|
— | — | — | — | — |