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COMMITMENTS AND CONTINGENCIES - Lease Obligations and Purchase Commitments (Details) $ in Thousands | Dec. 31, 2019 USD ($)
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Operating lease obligations (mining and surface rights) |
2020 | $ 2,926
2021 | 465
2022 | 470
2023 | 366
2024 | 335
Total | 4,562
Reclamation costs |
2020 | 2,548
2021 | 4,115
2022 | 4,637
2023 | 2,279
2024 | 549
Thereafter | 27,637
Total | 41,765
Construction |
2020 | 1,249
Total | 1,249
Exploration |
2020 | 219
Total | 219
Total |
2020 | 6,942
2021 | 4,580
2022 | 5,107
2023 | 2,645
2024 | 884
Thereafter | 27,637
Total | $ 47,795

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- Definition Amount of required minimum rental payments for leases for mining and surface rights having an initial or remaining non-cancelable letter-terms in excess of one year. + References No definition available. + Details
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- Definition Amount of required minimum rental payments for operating leases for mining and surface rights having an initial or remaining non-cancelable lease term in excess of one year due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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- Definition Amount of required minimum rental payments for operating leases for mining and surface rights having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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- Definition Amount of required minimum rental payments for operating leases for mining and surface rights having an initial or remaining non-cancelable lease term in excess of one year due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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