Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
62,075,000,000
USD
|
68,508,000,000
USD
|
71,751,000,000
USD
|
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
6,452,000,000
USD
|
8,149,000,000
USD
|
10,738,000,000
USD
|
| Investments accounted for using equity method [abstract] | |||
| Investments accounted for using equity method |
2,686,000,000
USD
|
2,262,000,000
USD
|
1,442,000,000
USD
|
| Miscellaneous non-current assets [abstract] | |||
| Non-current net defined benefit asset |
1,449,000,000
USD
|
1,310,000,000
USD
|
1,093,000,000
USD
|
| Non-current derivative financial assets |
1,265,000,000
USD
|
2,476,000,000
USD
|
1,365,000,000
USD
|
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
17,927,000,000
USD
|
8,232,000,000
USD
|
8,233,000,000
USD
|
| Categories of non-current financial assets [abstract] | |||
| Non-current financial assets |
3,346,000,000
USD
|
4,083,000,000
USD
|
3,600,000,000
USD
|
| Categories of current financial assets [abstract] | |||
| Current financial assets |
21,246,000,000
USD
|
11,865,000,000
USD
|
7,426,000,000
USD
|
| Classes of current inventories [abstract] | |||
| Current inventories |
3,395,000,000
USD
|
3,084,000,000
USD
|
3,363,000,000
USD
|
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
14,126,000,000
USD
|
6,757,000,000
USD
|
5,177,000,000
USD
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | |||
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners |
676,000,000
USD
|
1,362,000,000
USD
|
0
USD
|
| Miscellaneous current assets [abstract] | |||
| Current derivative financial assets |
5,131,000,000
USD
|
886,000,000
USD
|
578,000,000
USD
|
| Classes of other provisions [abstract] | |||
| Other provisions [abstract] | |||
| Other non-current provisions |
19,899,000,000
USD
|
22,568,000,000
USD
|
19,750,000,000
USD
|
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
27,404,000,000
USD
|
29,118,000,000
USD
|
21,754,000,000
USD
|
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current portion of non-current borrowings |
5,273,000,000
USD
|
4,591,000,000
USD
|
2,939,000,000
USD
|
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
4,403,000,000
USD
|
4,292,000,000
USD
|
3,867,000,000
USD
|
| Non-current derivative financial liabilities |
767,000,000
USD
|
676,000,000
USD
|
1,173,000,000
USD
|
| Miscellaneous current liabilities [abstract] | |||
| Current derivative financial liabilities |
4,609,000,000
USD
|
1,710,000,000
USD
|
462,000,000
USD
|
| Current dividend payables |
582,000,000
USD
|
357,000,000
USD
|
859,000,000
USD
|
| Net assets (liabilities) [abstract] | |||
| Assets |
147,120,000,000
USD
|
124,809,000,000
USD
|
119,861,000,000
USD
|
| Liabilities |
108,096,000,000
USD
|
90,917,000,000
USD
|
78,702,000,000
USD
|
| Assets less current liabilities [abstract] |