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INVESTMENTS - Summarized Equity Investee Financial Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Kibali [Member] |  |
Disclosure of joint ventures [line items] |  |
Revenue | $ 1,469 | $ 1,440
Cost of sales (excluding depreciation) | 515 | 495
Depreciation expense | 314 | 387
Finance expense (income) | (1) | (1)
Other expenses (income) | 68 | 43
Income before income taxes | 573 | 516
Income tax expense | (141) | (94)
Net income | 432 | 422
Total comprehensive income | 432 | 422
Jabal Sayid [Member] |  |
Disclosure of joint ventures [line items] |  |
Revenue | 597 | 400
Cost of sales (excluding depreciation) | 157 | 154
Depreciation expense | 42 | 54
Finance expense (income) | 1 | 0
Other expenses (income) | (5) | 4
Income before income taxes | 402 | 188
Income tax expense | (84) | (40)
Net income | 318 | 148
Total comprehensive income | 318 | 148
Zaldívar |  |
Disclosure of joint ventures [line items] |  |
Revenue | 847 | 595
Cost of sales (excluding depreciation) | 469 | 380
Depreciation expense | 158 | 143
Finance expense (income) | (4) | 1
Other expenses (income) | 25 | 32
Income before income taxes | 199 | 39
Income tax expense | (61) | (15)
Net income | 138 | 24
Total comprehensive income | $ 138 | $ 24

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- Definition The amount of all expenses directly or indirectly attributed to the goods or services sold. Attributed expenses include, but are not limited to, costs previously included in the measurement of inventory that has now been sold, such as depreciation and maintenance of factory buildings and equipment used in the production process, unallocated production overheads, and abnormal amounts of production costs of inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_99&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 103 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_103&doctype=Standard -URIDate 2021-03-24 + Details
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