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INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE - Summary of Operating Results from MSC (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |
Revenue from gold and silver sales | $ 25,542 | $ 23,740 |
Depreciation and depletion | (3,712) | (5,137) |
Gross Profit | (5,994) | (4,986) |
Exploration | (1,735) | (2,236) |
Net income before tax | (21,878) | (14,481) |
Net income (loss) | (19,327) | (12,466) |
Income tax recovery | 814 | 2,015 |
Loss from investment in MSC, net of amortization | $ (1,120) | (574) |
Subsidiary (as a percent) | 100.00% |  |
Ownership interest (as a percent) | 49.00% |  |
Minera Santa Cruz S.A. [Member] |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |
Revenue from gold and silver sales | $ 39,207 | 53,303 |
Production costs applicable to sales | (31,789) | (36,367) |
Depreciation and depletion | (6,896) | (6,953) |
Gross Profit | 522 | 9,983 |
Other expenses | (3,880) | (5,536) |
Net income before tax | (5,093) | 2,211 |
Current and deferred tax expense | 3,807 | (1,629) |
Net income (loss) | (1,286) | 582 |
Net income (loss) | (630) |  | $ 132
Amortization of fair value increments | (613) |  | (8,331)
Income tax recovery | 123 |  | $ 666
Loss from investment in MSC, net of amortization | (1,120) | (574) |
Minera Santa Cruz S.A. [Member] | Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] |  |  |
INVESTMENT IN MINERA SANTA CRUZ S.A. ("MSC") - SAN JOSE MINE |  |  |
Net income (loss) | (630) | 285 |
Amortization of fair value increments | (613) | (1,071) |
Income tax recovery | $ 123 | $ 212 |
Ownership interest (as a percent) | 49.00% |  |

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