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Closure and Reclamation Provisions (Tables) | 12 Months Ended
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Dec. 31, 2019
Closure and Reclamation Provisions [abstract] |
Schedule of Reclamation and Closure Provisions |
|  | Closure and Reclamation Provisions
|  | Caylloma Mine |  | San Jose Mine |  | Lindero Project |  | Total
Balance at December 31, 2018 |  | $ | 10,800 |  | $ | 3,716 |  | $ | 1,427 |  | $ | 15,943
Changes in estimate |  |  | 394 |  |  | 886 |  |  | 13,390 |  |  | 14,670
Reclamation expenditures |  |  | (201) |  |  | (150) |  |  | - |  |  | (351)
Accretion |  |  | 331 |  |  | 259 |  |  | 136 |  |  | 726
Effect of changes in foreign exchange rates |  |  | - |  |  | 137 |  |  | - |  |  | 137
Balance at December 31, 2019 |  |  | 11,324 |  |  | 4,848 |  |  | 14,953 |  |  | 31,125
Less: Current portion |  |  | 3,048 |  |  | 209 |  |  | - |  |  | 3,257
Non-current portion |  | $ | 8,276 |  | $ | 4,639 |  | $ | 14,953 |  | $ | 27,868
|  | Closure and Reclamation Provisions
|  | Caylloma Mine |  | San Jose Mine |  | Lindero Project |  | Total
Balance at December 31, 2017 |  | $ | 9,624 |  | $ | 4,100 |  | $ | 509 |  | $ | 14,233
Changes in estimate |  |  | 1,266 |  |  | (624) |  |  | 896 |  |  | 1,538
Reclamation expenditures |  |  | (559) |  |  | (123) |  |  | - |  |  | (682)
Accretion |  |  | 469 |  |  | 361 |  |  | 22 |  |  | 852
Effect of changes in foreign exchange rates |  |  | - |  |  | 2 |  |  | - |  |  | 2
Balance at December 31, 2018 |  |  | 10,800 |  |  | 3,716 |  |  | 1,427 |  |  | 15,943
Less: Current portion |  |  | 682 |  |  | 159 |  |  | - |  |  | 841
Non-current portion |  | $ | $ 10,118 |  | $ | $ 3,557 |  | $ | $ 1,427 |  | $ | $ 15,102
Schedule of Estimates Used in Reclamation and Closure Provisions |
|  | Closure and Reclamation Provisions
|  | Caylloma Mine |  | San Jose Mine |  | Lindero Project |  | Total
Anticipated settlement date |  |  | 2022 - 2027 |  |  | 2025 - 2037 |  |  | 2029 - 2042 |  |  |
Undiscounted uninflated estimated cash flow |  | $ | 11,095 |  | $ | 4,850 |  | $ | 17,420 |  | $ | 33,365
Estimated life of mine (years) |  |  | 10 |  |  | 6 |  |  | 14 |  |  |
Discount rate |  |  | 3.00% |  |  | 6.88% |  |  | 1.94% |  |  |
Inflation rate |  |  | 2.00% |  |  | 3.58% |  |  | 2.00% |  |  |

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