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INVENTORIES - Ore in Stockpiles and on Leach Pads (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | $ 2,949 | $ 2,257
Ore on Leach pads | 507 | 405
Gold[member] |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 2,794 | 2,106
Ore on Leach pads | 507 | 405
Gold[member] | Carlin |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 1,136 | 841
Ore on Leach pads | 64 | 0
Gold[member] | Pueblo Viejo |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 649 | 603
Gold[member] | Loulo Gounkoto |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 167 | 0
Gold[member] | Porgera |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 33 | 37
Gold[member] | Lagunas Norte |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 73 | 49
Ore on Leach pads | 148 | 168
Gold[member] | Buzwagi |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 47 | 83
Gold[member] | Phoenix |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 39 | 0
Ore on Leach pads | 44 | 0
Gold[member] | Long Canyon |  |
Disclosure of operating segments [line items] |  |
Ore on Leach pads | 43 | 0
Gold[member] | North Mara |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 136 | 70
Gold[member] | Veladero |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 52 | 39
Ore on Leach pads | 123 | 138
Gold[member] | Tongon |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 29 | 0
Gold[member] | Kalgoorlie |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 0 | 125
Gold[member] | Turquoise Ridge |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 258 | 13
Ore on Leach pads | 33 | 0
Gold[member] | Cortez |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 174 | 242
Ore on Leach pads | 50 | 81
Gold[member] | Other |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 1 | 4
Gold[member] | Pierina |  |
Disclosure of operating segments [line items] |  |
Ore on Leach pads | 2 | 18
Copper |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | 155 | 151
Ore on Leach pads | 0 | 0
Copper | Lumwana |  |
Disclosure of operating segments [line items] |  |
Ore in Stockpiles | $ 155 | $ 151

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