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v3.21.1

Plant and Equipment (Schedule Related to Property, Plant and Equipment) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Jan. 01, 2019
Cost |  |  |
Balance at December 31 | $ 375,656 |  |
Balance at December 31 | 405,410 | $ 375,656 |
Accumulated Depreciation |  |  |
Balance at December 31 | 375,656 |  |
Depreciation | 45,408 | 46,352 |
Balance at December 31 | 405,410 | 375,656 |
NET BOOK VALUE at December 31, | 405,410 | 375,656 |
Lease liabilities from finance leases previously recorded in lease obligations |  |  | $ 8,767
Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 | 378,509 |  |
Balance at December 31 |  | 378,509 |
Accumulated Depreciation |  |  |
Balance at December 31 | 378,509 |  |
Balance at December 31 |  | 378,509 |
NET BOOK VALUE at December 31, | 378,509 | 378,509 |
Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 509,638 | 306,403 |
Additions | 59,138 | 204,189 |
Changes in closure and reclamation provision | 682 | 171 |
Disposals | (1,744) | (1,125) |
Balance at December 31 | 567,714 | 509,638 |
Accumulated Depreciation |  |  |
Balance at December 31 | 509,638 | 306,403 |
Disposals | 1,744 | 1,125 |
Balance at December 31 | 567,714 | 509,638 |
NET BOOK VALUE at December 31, | 567,714 | 509,638 |
Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 299,087 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 299,087 |
NET BOOK VALUE at December 31, |  | 299,087 |
Gross carrying amount [member] | Increase (decrease) due to changes in accounting policy required by IFRSs [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 7,316 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 7,316 |
NET BOOK VALUE at December 31, |  | 7,316 |
Accumulated depreciation and amortisation [member] |  |  |
Cost |  |  |
Balance at December 31 | (133,982) | (106,887) |
Disposals | 1,126 | 825 |
Balance at December 31 | (162,304) | (133,982) |
Accumulated Depreciation |  |  |
Balance at December 31 | (133,982) | (106,887) |
Disposals | (1,126) | (825) |
Depreciation | 29,448 | 27,920 |
Balance at December 31 | (162,304) | (133,982) |
NET BOOK VALUE at December 31, | (162,304) | (133,982) |
Machinery and Equipment [member] |  |  |
Cost |  |  |
Balance at December 31 | 33,032 |  |
Balance at December 31 | 61,707 | 33,032 |
Accumulated Depreciation |  |  |
Balance at December 31 | 33,032 |  |
Balance at December 31 | 61,707 | 33,032 |
NET BOOK VALUE at December 31, | 61,707 | 33,032 |
Machinery and Equipment [member] | Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 75,246 | 74,188 |
Additions | 5,190 | 1,185 |
Changes in closure and reclamation provision | 682 | 171 |
Disposals | (750) | (1,038) |
Transfers | 29,636 | 740 |
Balance at December 31 | 110,004 | 75,246 |
Accumulated Depreciation |  |  |
Balance at December 31 | 75,246 | 74,188 |
Disposals | 750 | 1,038 |
Balance at December 31 | 110,004 | 75,246 |
NET BOOK VALUE at December 31, | 110,004 | 75,246 |
Machinery and Equipment [member] | Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 74,188 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 74,188 |
NET BOOK VALUE at December 31, |  | 74,188 |
Machinery and Equipment [member] | Accumulated depreciation and amortisation [member] |  |  |
Cost |  |  |
Balance at December 31 | (42,214) | (35,843) |
Disposals | 618 | 746 |
Balance at December 31 | (48,297) | (42,214) |
Accumulated Depreciation |  |  |
Balance at December 31 | (42,214) | (35,843) |
Disposals | (618) | (746) |
Depreciation | 6,701 | 7,117 |
Balance at December 31 | (48,297) | (42,214) |
NET BOOK VALUE at December 31, | (48,297) | (42,214) |
Land, Buildings and Leasehold Improvements [member] |  |  |
Cost |  |  |
Balance at December 31 | 81,372 |  |
Balance at December 31 | 120,231 | 81,372 |
Accumulated Depreciation |  |  |
Balance at December 31 | 81,372 |  |
Balance at December 31 | 120,231 | 81,372 |
NET BOOK VALUE at December 31, | 120,231 | 81,372 |
Land, Buildings and Leasehold Improvements [member] | Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 159,732 | 141,318 |
Additions | 473 | 714 |
Transfers | 51,547 | 17,700 |
Balance at December 31 | 211,752 | 159,732 |
Accumulated Depreciation |  |  |
Balance at December 31 | 159,732 | 141,318 |
Balance at December 31 | 211,752 | 159,732 |
NET BOOK VALUE at December 31, | 211,752 | 159,732 |
Land, Buildings and Leasehold Improvements [member] | Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 141,318 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 141,318 |
NET BOOK VALUE at December 31, |  | 141,318 |
Land, Buildings and Leasehold Improvements [member] | Accumulated depreciation and amortisation [member] |  |  |
Cost |  |  |
Balance at December 31 | (78,360) | (65,547) |
Balance at December 31 | (91,521) | (78,360) |
Accumulated Depreciation |  |  |
Balance at December 31 | (78,360) | (65,547) |
Depreciation | 13,161 | 12,813 |
Balance at December 31 | (91,521) | (78,360) |
NET BOOK VALUE at December 31, | (91,521) | (78,360) |
Furniture and Other Equipment [member] |  |  |
Cost |  |  |
Balance at December 31 | 8,681 |  |
Balance at December 31 | 9,353 | 8,681 |
Accumulated Depreciation |  |  |
Balance at December 31 | 8,681 |  |
Balance at December 31 | 9,353 | 8,681 |
NET BOOK VALUE at December 31, | 9,353 | 8,681 |
Furniture and Other Equipment [member] | Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 16,083 | 11,066 |
Additions | 1,427 | 3,464 |
Disposals | (109) | (87) |
Transfers | 2,096 | 1,640 |
Balance at December 31 | 19,497 | 16,083 |
Accumulated Depreciation |  |  |
Balance at December 31 | 16,083 | 11,066 |
Disposals | 109 | 87 |
Balance at December 31 | 19,497 | 16,083 |
NET BOOK VALUE at December 31, | 19,497 | 16,083 |
Furniture and Other Equipment [member] | Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 11,066 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 11,066 |
NET BOOK VALUE at December 31, |  | 11,066 |
Furniture and Other Equipment [member] | Accumulated depreciation and amortisation [member] |  |  |
Cost |  |  |
Balance at December 31 | (7,402) | (5,390) |
Disposals | 100 | 79 |
Balance at December 31 | (10,144) | (7,402) |
Accumulated Depreciation |  |  |
Balance at December 31 | (7,402) | (5,390) |
Disposals | (100) | (79) |
Depreciation | 2,842 | 2,091 |
Balance at December 31 | (10,144) | (7,402) |
NET BOOK VALUE at December 31, | (10,144) | (7,402) |
Assets under Lease [member] |  |  |
Cost |  |  |
Balance at December 31 | 29,665 |  |
Balance at December 31 | 25,159 | 29,665 |
Accumulated Depreciation |  |  |
Balance at December 31 | 29,665 |  |
Balance at December 31 | 25,159 | 29,665 |
NET BOOK VALUE at December 31, | 25,159 | 29,665 |
Assets under Lease [member] | Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 35,671 | 20,727 |
Additions | 2,715 | 14,944 |
Disposals | (885) |  |
Balance at December 31 | 37,501 | 35,671 |
Accumulated Depreciation |  |  |
Balance at December 31 | 35,671 | 20,727 |
Disposals | 885 |  |
Balance at December 31 | 37,501 | 35,671 |
NET BOOK VALUE at December 31, | 37,501 | 35,671 |
Assets under Lease [member] | Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 13,411 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 13,411 |
NET BOOK VALUE at December 31, |  | 13,411 |
Assets under Lease [member] | Gross carrying amount [member] | Increase (decrease) due to changes in accounting policy required by IFRSs [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 7,316 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 7,316 |
NET BOOK VALUE at December 31, |  | 7,316 |
Assets under Lease [member] | Accumulated depreciation and amortisation [member] |  |  |
Cost |  |  |
Balance at December 31 | (6,006) | (107) |
Disposals | 408 |  |
Balance at December 31 | (12,342) | (6,006) |
Accumulated Depreciation |  |  |
Balance at December 31 | (6,006) | (107) |
Disposals | (408) |  |
Depreciation | 6,744 | 5,899 |
Balance at December 31 | (12,342) | (6,006) |
NET BOOK VALUE at December 31, | (12,342) | (6,006) |
Capital Work in Projress Lindero [member] |  |  |
Cost |  |  |
Balance at December 31 | 216,482 |  |
Balance at December 31 | 187,070 | 216,482 |
Accumulated Depreciation |  |  |
Balance at December 31 | 216,482 |  |
Balance at December 31 | 187,070 | 216,482 |
NET BOOK VALUE at December 31, | 187,070 | 216,482 |
Capital Work in Projress Lindero [member] | Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 216,482 | 52,964 |
Additions | 45,688 | 174,164 |
Transfers | (75,100) | (10,646) |
Balance at December 31 | 187,070 | 216,482 |
Accumulated Depreciation |  |  |
Balance at December 31 | 216,482 | 52,964 |
Balance at December 31 | 187,070 | 216,482 |
NET BOOK VALUE at December 31, | 187,070 | 216,482 |
Capital Work in Projress Lindero [member] | Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 52,964 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 52,964 |
NET BOOK VALUE at December 31, |  | 52,964 |
Capital Work in Progress Other [member] |  |  |
Cost |  |  |
Balance at December 31 | 6,424 |  |
Balance at December 31 | 1,890 | 6,424 |
Accumulated Depreciation |  |  |
Balance at December 31 | 6,424 |  |
Balance at December 31 | 1,890 | 6,424 |
NET BOOK VALUE at December 31, | 1,890 | 6,424 |
Capital Work in Progress Other [member] | Gross carrying amount [member] |  |  |
Cost |  |  |
Balance at December 31 | 6,424 | 6,140 |
Additions | 3,645 | 9,718 |
Transfers | (8,179) | (9,434) |
Balance at December 31 | 1,890 | 6,424 |
Accumulated Depreciation |  |  |
Balance at December 31 | 6,424 | 6,140 |
Balance at December 31 | 1,890 | 6,424 |
NET BOOK VALUE at December 31, | $ 1,890 | 6,424 |
Capital Work in Progress Other [member] | Gross carrying amount [member] | Previously stated [member] |  |  |
Cost |  |  |
Balance at December 31 |  | 6,140 |
Accumulated Depreciation |  |  |
Balance at December 31 |  | 6,140 |
NET BOOK VALUE at December 31, |  | $ 6,140 |

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