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Inventories (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disclosure of inventories [Line Items] |  |
Total inventories | $ 370,716 | $ 214,465
Less: current portion of inventories | (346,507) | (214,465)
Non-current portion of inventories | 24,209 | 0
Costs of inventories recognized as expense | 1,121,471 | 683,598
Production costs | 841,297 | 515,636
Depreciation and amortisation expense | 253,453 | 147,289
NRV adjustments to inventory | (400) | 24,300
Inventories, at net realisable value | 151,500 | 143,600
Escobal mine [member] |  |
Disclosure of inventories [Line Items] |  |
Supplies | 16,900 |
Concentrate [member] |  |
Disclosure of inventories [Line Items] |  |
Total inventories | 17,433 | 19,286
Stockpile ore [member] |  |
Disclosure of inventories [Line Items] |  |
Total inventories | 27,708 | 3,945
Non-current portion of inventories | 1,200 | 2,500
Stockpile ore [member] | Manantial Espejo mine [member] |  |
Disclosure of inventories [Line Items] |  |
Impairment charge |  | (11,200)
Stockpile ore [member] | Manantial Espejo and Dolores mines [member] |  |
Disclosure of inventories [Line Items] |  |
Impairment charge | 5,000 |
Heap leach and in process [member] |  |
Disclosure of inventories [Line Items] |  |
Total inventories | 169,751 | 113,199
Non-current portion of inventories | 74,500 | 75,300
Heap leach and in process [member] | Manantial Espejo and Dolores mines [member] |  |
Disclosure of inventories [Line Items] |  |
Impairment charge | 39,300 | (28,900)
Dore and finished [member] |  |
Disclosure of inventories [Line Items] |  |
Total inventories | 67,820 | 30,736
Dore and finished [member] | Manantial Espejo mine [member] |  |
Disclosure of inventories [Line Items] |  |
Impairment charge |  | (7,500)
Dore and finished [member] | Manantial Espejo and Dolores mines [member] |  |
Disclosure of inventories [Line Items] |  |
Impairment charge | 2,900 |
Materials and supplies [member] |  |
Disclosure of inventories [Line Items] |  |
Total inventories | $ 88,004 | $ 47,299

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- Definition The amount of costs relating to expenses directly or indirectly attributed to the goods or services sold, which may include, but are not limited to, costs previously included in the measurement of inventory that has now been sold, unallocated production overheads and abnormal amounts of production costs of inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_99&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 103 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_103&doctype=Standard -URIDate 2019-03-27 + Details
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