Analysis Of Income And Expense [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 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||||||||||
| Revenue [abstract] | ||||||||||||||||
| Revenue | — | — |
32,723,000,000
USD
|
— | — | — | — | — | — |
29,206,000,000
USD
|
— | — |
25,888,000,000
USD
|
— | — | — |
| Material income and expense [abstract] | ||||||||||||||||
| Profit (loss) from continuing operations attributable to non-controlling interests | — | — |
27,000,000
USD
|
— | — | — | — | — | — |
56,000,000
USD
|
— | — |
43,000,000
USD
|
— | — | — |
| Other finance cost | — | — |
40,000,000
USD
|
— | — | — | — | — | — |
42,000,000
USD
|
— | — |
33,000,000
USD
|
— | — | — |
| Operating expense excluding cost of sales | — | — |
6,985,000,000
USD
|
— | — | — | — | — | — |
6,525,000,000
USD
|
— | — |
6,539,000,000
USD
|
— | — | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations | — | — |
641,000,000
USD
|
— | — | — | — | — | — |
338,000,000
USD
|
— | — |
440,000,000
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 | — | — |
-
USD
|
— | — | — | — | — | — |
55,000,000
USD
|
— | — |
118,000,000
USD
|
— | — | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income |
66,000,000
USD
|
3,520,000,000
USD
|
3,501,000,000
USD
|
4,049,000,000
USD
|
19,000,000
USD
|
595,000,000
USD
|
21,000,000
USD
|
303,000,000
USD
|
2,516,000,000
USD
|
2,537,000,000
USD
|
2,819,000,000
USD
|
1,107,000,000
USD
|
1,590,000,000
USD
|
408,000,000
USD
|
75,000,000
USD
|
1,515,000,000
USD
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to owners of parent | — | — |
3,520,000,000
USD
|
— | — | — | — | — | — |
2,516,000,000
USD
|
— | — |
1,515,000,000
USD
|
— | — | — |
| Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract] | ||||||||||||||||
| Comprehensive income, attributable to non-controlling interests | — | — |
19,000,000
USD
|
— | — | — | — | — | — |
21,000,000
USD
|
— | — |
75,000,000
USD
|
— | — | — |