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OTHER NON-CURRENT LIABILITIES - Other Non-Current Liabilities by Type (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Disclosure of Detailed Information About Other Noncurrent Liabilities [Line Items]    
Long-term income tax payable $ 241 $ 270
Derivative liabilities 0 0
Provision for offsite remediation 52 57
Other 105 179
Other non-current liabilities 823 1,743
Pueblo Viejo    
Disclosure of Detailed Information About Other Noncurrent Liabilities [Line Items]    
Deposit on agreement 425 426
Pascua-Lama    
Disclosure of Detailed Information About Other Noncurrent Liabilities [Line Items]    
Deposit on agreement   $ 811
Cash-generating units [member] | Pascua-Lama    
Disclosure of Detailed Information About Other Noncurrent Liabilities [Line Items]    
Deposit on agreement $ 0