Statement Of Changes In Equity [Abstract]
| Concept |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
As at 2023-12-31 |
2023-01-01 to 2023-12-31 |
As at 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 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2022-01-01 to 2022-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||
| Equity | — |
55,090,000,000
USD
|
— |
51,822,000,000
USD
|
— |
189,000,000
USD
|
— | — |
1,060,000,000
USD
|
— | — |
3,186,000,000
USD
|
1,148,000,000
USD
|
54,030,000,000
USD
|
19,000,000
USD
|
— |
65,032,000,000
USD
|
— | — | — | — | — |
212,000,000
USD
|
— |
1,041,000,000
USD
|
61,646,000,000
USD
|
3,392,000,000
USD
|
1,232,000,000
USD
|
63,991,000,000
USD
|
— |
27,000,000
USD
|
— |
41,787,000,000
USD
|
45,588,000,000
USD
|
160,000,000
USD
|
135,000,000
USD
|
44,508,000,000
USD
|
1,080,000,000
USD
|
767,000,000
USD
|
3,513,000,000
USD
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
3,908,000,000
USD
|
— |
3,822,000,000
USD
|
— |
-
USD
|
— |
86,000,000
USD
|
3,822,000,000
USD
|
— |
-
USD
|
-
USD
|
— | — | — | — |
-
USD
|
— |
-
USD
|
29,321,000,000
USD
|
29,198,000,000
USD
|
123,000,000
USD
|
-
USD
|
— |
-
USD
|
— | — | — | — | — |
29,198,000,000
USD
|
— |
-
USD
|
— | — | — | — | — | — | — | — |
| Other comprehensive income |
66,000,000
USD
|
— |
81,000,000
USD
|
— |
25,000,000
USD
|
— |
15,000,000
USD
|
10,000,000
USD
|
— |
84,000,000
USD
|
-
USD
|
— | — | — | — |
12,000,000
USD
|
— |
-
USD
|
267,000,000
USD
|
36,000,000
USD
|
31,000,000
USD
|
103,000,000
USD
|
— |
90,000,000
USD
|
— | — | — | — | — |
236,000,000
USD
|
— |
465,000,000
USD
|
— | — | — | — | — | — | — | — |
| Comprehensive income |
3,974,000,000
USD
|
— |
3,903,000,000
USD
|
— |
25,000,000
USD
|
— |
71,000,000
USD
|
3,832,000,000
USD
|
— |
84,000,000
USD
|
-
USD
|
— | — | — | — |
12,000,000
USD
|
— |
-
USD
|
29,054,000,000
USD
|
29,234,000,000
USD
|
92,000,000
USD
|
103,000,000
USD
|
— |
90,000,000
USD
|
— | — | — | — | — |
28,962,000,000
USD
|
— |
465,000,000
USD
|
— | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
10,918,000,000
USD
|
— |
10,824,000,000
USD
|
— |
-
USD
|
— |
94,000,000
USD
|
10,824,000,000
USD
|
— |
-
USD
|
-
USD
|
— | — | — | — |
-
USD
|
— |
-
USD
|
6,925,000,000
USD
|
6,845,000,000
USD
|
80,000,000
USD
|
-
USD
|
— |
-
USD
|
— | — | — | — | — |
6,845,000,000
USD
|
— |
-
USD
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through other changes, equity | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
-
USD
|
63,000,000
USD
|
63,000,000
USD
|
-
USD
|
-
USD
|
— |
-
USD
|
— | — | — | — | — |
63,000,000
USD
|
— |
-
USD
|
— | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
28,000,000
USD
|
— |
28,000,000
USD
|
— |
-
USD
|
— |
-
USD
|
28,000,000
USD
|
— |
-
USD
|
-
USD
|
— | — | — | — |
-
USD
|
— |
-
USD
|
26,000,000
USD
|
26,000,000
USD
|
-
USD
|
-
USD
|
— |
-
USD
|
— | — | — | — | — |
26,000,000
USD
|
— |
-
USD
|
— | — | — | — | — | — | — | — |
| Amount removed from reserve of cash flow hedges and included in initial cost or other carrying amount of non-financial asset (liability) or firm commitment for which fair value hedge accounting is applied |
4,000,000
USD
|
— |
4,000,000
USD
|
— |
-
USD
|
— |
-
USD
|
-
USD
|
— |
-
USD
|
-
USD
|
— | — | — | — |
4,000,000
USD
|
— |
-
USD
|
30,000,000
USD
|
-
USD
|
-
USD
|
30,000,000
USD
|
— |
-
USD
|
— | — | — | — | — |
30,000,000
USD
|
— |
-
USD
|
— | — | — | — | — | — | — | — |