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INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE - Changes in Company's Investment in MSC (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018 | Dec. 31, 2018
Change in the investment in MSC |  |  |  |  |
Investment in MSC, beginning of period |  |  | $ 127,814 |  |
Income tax recovery | $ (2,192) | $ (1,613) | (2,575) | $ (4,891) |
Dividend distribution received |  |  | (4,045) | (9,360) |
Investment in MSC, end of period | 116,994 |  | 116,994 |  | $ 127,814
MSC |  |  |  |  |
Change in the investment in MSC |  |  |  |  |
Investment in MSC, beginning of period |  |  | 127,814 | 150,064 | 150,064
Attributable net loss from MSC | 803 | (5,164) | (2,339) | (8,506) | (10,065)
Amortization of fair value increments | (2,551) | (2,537) | (6,923) | (7,135) | (9,730)
Income tax recovery | 1,420 | $ 2,728 | 2,487 | $ 8,191 | 7,930
Dividend distribution received |  |  | (4,045) |  | (10,385)
Investment in MSC, end of period | $ 116,994 |  | $ 116,994 |  | $ 127,814

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