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Trade and Other Payables (Schedule of Trade and Other Payables) (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Trade and Other Payables [abstract] |  |
Trade accounts payable | $ 21,918 | $ 15,975
Lindero construction trade payables | 7,694 | 24,998
Refundable deposits to contractors | 1,442 | 1,496
Payroll payable | 15,878 | 13,627
Mining royalty payable | 1,094 | 1,237
Value added taxes payable | 519 | 224
Interest payable | 1,383 | 1,457
Due to related parties (note 15) | 9 | 14
Other payables | 1,711 | 535
Derivative liability | 1,260 | 894
Deferred share units payable (note 20(a)) | 9,239 | 3,918
Restricted share units payable (note 20(b)) | 3,128 | 911
Total trade and other payables | $ 65,275 | $ 65,286

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