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SUBSEQUENT EVENTS Narrative (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 USD ($) Rate shares
Disclosure of non-adjusting events after reporting period [line items] |
Proportion of interest held by shareholders | Rate | 66.70%
Randgold [Member] |
Disclosure of non-adjusting events after reporting period [line items] |
Share for share exchange | shares | 6.1280
Number of shares issued | shares | 583,669,178.0000
Proportion of interest held by shareholders | Rate | 33.30%
Consideration paid (received) | $ | $ 8,000
Acquisition-related costs recognised as expense for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination | $ | $ 37

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