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Other financial assets (Tables) | 12 Months Ended
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Dec. 31, 2019
Disclosure Of Other Financial Assets [Abstract] |
Summary of other financial assets including non-quasi equity loans to equity accounted units |
| Non-current 2019 US$m |  | Current 2019 US$m |  | Total 2019 US$m |  | Non-current 2018 US$m |  | Current 2018 US$m |  | Total 2018 US$m |
Derivative financial instruments | 308 |  | 58 |  | 366 |  | 468 |  | 88 |  | 556 |
Equity shares and quoted funds | 52 |  | 9 |  | 61 |  | 53 |  | 77 |  | 130 |
Other investments, including loans(a) | 236 |  | 2,603 |  | 2,839 |  | 255 |  | 2,527 |  | 2,782 |
Loans to equity accounted units | 39 |  | — |  | 39 |  | 38 |  | — |  | 38 |
Total | 635 |  | 2,670 |  | 3,305 |  | 814 |  | 2,692 |  | 3,506 |
(a) | Current “Other investments, including loans” includes US$2,584 million (2018: US$2,522 million) of highly liquid financial assets held in managed investment funds classified as held for trading.

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- Definition The disclosure of detailed information about other financial assets. + References No definition available. + Details
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- Definition Other financial assets (including non-quasi equity loans to equity accounted units). + References No definition available. + Details
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