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EXPLORATION, EVALUATION AND PROJECT EXPENSES (Tables) | 12 Months Ended
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Dec. 31, 2017
Exploration For and Evaluation of Mineral Resources [Abstract] |
Exploration, evaluation and project expenses |
For the years ended December 31 | 2017 |  | 2016 |
Minesite exploration and evaluation 1 |  | $47 |  |  | $44 |
Global exploration and evaluation 1 | 126 |  | 88 |
Advanced project costs: |  |
Pascua-Lama | 122 |  | 59 |
Other | 14 |  | 17 |
Corporate development | 13 |  | 14 |
Business improvement and innovation | 32 |  | 15 |
Total exploration, evaluation and project expenses |  | $354 |  |  | $237 |
1 | Approximates the impact on operating cash flow.

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