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INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE - Assets and Liabilities Associated with MSC (Details) - USD ($) $ in Thousands | Sep. 30, 2016 | Dec. 31, 2015 | Sep. 30, 2015
--- | --- | --- | ---
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |
Current assets | $ 74,803 | $ 54,443 |
Total assets | 499,835 | 475,085 | $ 504,750
Current liabilities | 19,231 | 22,039 |
Total liabilities | 52,623 | $ 56,793 |
MSC |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |
Current assets | 112,400 |  |
Total assets | 481,200 |  |
Current liabilities | 54,200 |  |
Total liabilities | 138,900 |  |
MSC | Current Period Values Excluding Fair Value Increments And Impairment Charge |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |
Current assets | 111,600 |  |
Total assets | 296,500 |  |
Current liabilities | 58,200 |  |
Total liabilities | $ 87,600 |  |

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