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INVENTORIES - Inventory Impairment Charges (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Disclosure of operating segments [line items]    
Inventory impairment charges $ 199 $ 21
Lagunas Norte    
Disclosure of operating segments [line items]    
Inventory impairment charges 166 0
Lumwana    
Disclosure of operating segments [line items]    
Inventory impairment charges 18 0
Pierina    
Disclosure of operating segments [line items]    
Inventory impairment charges 10 6
Porgera    
Disclosure of operating segments [line items]    
Inventory impairment charges 1 4
Pierina    
Disclosure of operating segments [line items]    
Inventory impairment charges $ 4 $ 11