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Marketable securities, commodities, time deposits, derivative financial instruments and cash and cash equivalents (Tables) | 12 Months Ended
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Dec. 31, 2020
Disclosure of marketable securities commodities deposits derivative instruments and cash [abstract] |
Marketable securities, commodities, timedeposits, and derivative financial instruments |
(USD millions) |  | 2020 |  | 2019 |
Marketable securities |  | 26 |  | 61 |
Commodities |  | 111 |  | 110 |
Time deposits and short-term investments with original maturity more than 90 days |  | 1 609 |  | 61 |
Derivative financial instruments |  | 159 |  | 102 |
Total marketable securities, commodities, time deposits and derivative financial instruments |  | 1 905 |  | 334 |
Cash and cash equivalents |
(USD millions) |  | 2020 |  | 2019 |
Current accounts |  | 3 750 |  | 3 247 |
Time deposits and short-term investments with original maturity less than 90 days |  | 5 908 |  | 7 865 |
Total cash and cash equivalents |  | 9 658 |  | 11 112 |

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