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PROPERTY, PLANT AND EQUIPMENT - Mineral Property Costs Not Subject to Depreciation (Details) - USD ($)
$ in Millions
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) $ 13,806 $ 14,103 $ 14,434
MIning property costs not subject to depreciation      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) 2,941 2,353 $ 2,450
MIning property costs not subject to depreciation | Norte Abierto Project      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) 612 444  
MIning property costs not subject to depreciation | Donlin Gold      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) 166 156  
MIning property costs not subject to depreciation | Pascua-Lama      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) 1,499 1,263  
Construction-in-progress      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) 640 466  
Acquired mineral resources and exploration potential      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment (note 19) $ 24 $ 24