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INVESTMENT IN MSC - SAN JOSE MINE (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Mar. 31, 2021 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |  |  |  |  |  |  |  |  |
Revenue from gold and silver sales | $ 28,240 | $ 25,988 | $ 30,647 | $ 25,542 | $ 34,966 | $ 37,129 | $ 40,706 | $ 23,740 | $ 110,417 | $ 136,541 | $ 104,789
Depreciation and depletion |  |  |  |  |  |  |  |  | (19,701) | (23,798) | (22,910)
Other expenses |  |  |  |  |  |  |  |  |  |  | (1,968)
Net income before tax |  |  |  |  |  |  |  |  | (80,288) | (64,199) | (153,715)
Net income | $ (37,364) | $ (9,976) | $ (14,409) | $ (19,327) | $ (20,856) | $ (17,401) | $ (5,989) | $ (12,466) | (81,075) | (56,712) | (152,325)
Income tax recovery |  |  |  |  |  |  |  |  | (5,806) | 7,315 | 1,390
Income (loss) from investment in MSC, net of amortization |  |  |  |  |  |  |  |  | $ 2,776 | (7,533) | (1,517)
Subsidiary of Common Parent [Member] |  |  |  |  |  |  |  |  |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |  |  |  |  |  |  |  |  |
Subsidiary ownership interest (as a percent) | 49.00% |  |  |  |  |  |  |  | 49.00% |  |
Minera Santa Cruz S.A. [Member] | Subsidiary of Common Parent [Member] |  |  |  |  |  |  |  |  |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |  |  |  |  |  |  |  |  |
Income (loss) from investment in MSC, net of amortization |  |  |  |  |  |  |  |  | $ 2,776 | (7,533) | (1,517)
Minera Santa Cruz S.A. [Member] |  |  |  |  |  |  |  |  |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |  |  |  |  |  |  |  |  |
Revenue from gold and silver sales |  |  |  |  |  |  |  |  | 254,698 | 271,863 | 219,020
Production costs applicable to sales |  |  |  |  |  |  |  |  | (182,195) | (196,033) | (138,182)
Depreciation and depletion |  |  |  |  |  |  |  |  | (32,200) | (39,948) | (29,809)
Gross profit |  |  |  |  |  |  |  |  | 40,303 | 35,882 | 51,029
Exploration |  |  |  |  |  |  |  |  | (8,946) | (10,602) | (10,446)
Other expenses (1) |  |  |  |  |  |  |  |  | (19,715) | (17,077) | (30,515)
Net income before tax |  |  |  |  |  |  |  |  | 11,642 | 8,203 | 10,068
Current and deferred tax recovery (expense) |  |  |  |  |  |  |  |  | 1,221 | (7,934) | (4,466)
Net income |  |  |  |  |  |  |  |  | 12,863 | 269 | 5,602
Net income (loss) |  |  |  |  |  |  |  |  | 6,303 | 132 |
Amortization of fair value increments |  |  |  |  |  |  |  |  | (4,155) | (8,331) |
Income tax recovery |  |  |  |  |  |  |  |  | 628 | 666 |
Minera Santa Cruz S.A. [Member] | Subsidiary of Common Parent [Member] |  |  |  |  |  |  |  |  |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  |  |  |  |  |  |  |  | 6,303 | 132 | 2,745
Amortization of fair value increments |  |  |  |  |  |  |  |  | (4,155) | (8,331) | (5,390)
Income tax recovery |  |  |  |  |  |  |  |  | $ 628 | $ 666 | $ 1,128
Subsidiary ownership interest (as a percent) | 68.10% |  |  |  |  |  |  |  | 68.10% |  |

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