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NON-CONTROLLING INTERESTS - Summarized Balance Sheets (Details) - USD ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Disclosure of subsidiaries [line items] |  |
Current assets | $ 4,684 | $ 4,874
Total assets | 25,308 | 25,264
Current liabilities | 1,747 | 1,819
Total liabilities | 14,241 | 14,951
Pueblo Viejo |  |
Disclosure of subsidiaries [line items] |  |
Current assets | 488 | 833
Non-current assets | 3,489 | 3,703
Total assets | 3,977 | 4,536
Current liabilities | 907 | 1,357
Non-current liabilities | 248 | 603
Total liabilities | 1,155 | 1,960
Acacia |  |
Disclosure of subsidiaries [line items] |  |
Current assets | 464 | 673
Non-current assets | 1,333 | 1,725
Total assets | 1,797 | 2,398
Current liabilities | 212 | 71
Non-current liabilities | 280 | 381
Total liabilities | $ 492 | $ 452

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