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RELATED PARTY TRANSACTIONS (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016 | Apr. 26, 2017 | Dec. 31, 2016
RELATED PARTY TRANSACTIONS |  |  |  |  |  |
Accounts payable | $ 18,388 |  | $ 18,388 |  |  | $ 20,044
Entity Affiliated With Related Party | Lexam L.P. |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |
Expense (income) | 27 | $ 51 | 90 | $ 71 |  |
Ownership percentage of individual |  |  |  |  | 27.00% |
Entity Affiliated With Related Party | Lexam VG Gold |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |
Expense (income) |  | 18 | (33) | 41 |  |
Accounts payable |  |  |  |  |  | 27
Entity Affiliated With Related Party | REVlaw |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |
Expense (income) | 33 | $ 27 | 83 | $ 50 |  |
Accounts payable | $ 55 |  | $ 55 |  |  | $ 148
Lexam |  |  |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |  |  |
Accounts payable |  |  |  |  | $ 288 |
Interest acquired (as a percent) |  |  |  |  | 100.00% |

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