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INCOME TAX (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | $ 54,622 | $ 75,931
Deferred tax liabilities | (222,241) | (267,599)
Net deferred tax liabilities | (167,619) | (191,668)
Net deferred tax liabilities | (167,619) | (191,668)
Reconciliation of changes in deferred tax liability (asset) [abstract] |  |
Beginning balance | 191,668 | 19,499
Deferred income tax (recovery) expense through income statement | (24,831) | (3,870)
Deferred income tax expense through equity | 782 | 176,039
Ending balance | 167,619 | 191,668
Reclamation and closure cost obligation [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 14,942 | 15,872
Carried forward tax loss [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 3,552 | 4,192
Accounts payable and accrued liability [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 13,286 | 19,370
Deductibility of resource taxes [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 2,406 | 3,085
Lease obligations [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 8,374 | 8,270
Other deferred tax assets [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 86 | 1,153
Mineral Properties [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax liabilities | (202,087) | (244,296)
Mining and foreign withholding taxes [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax liabilities | (3,524) | (4,523)
Equipment and Building [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax assets | 11,976 | 23,989
Convertible Debentures [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax liabilities | (831) | (1,198)
Inflation [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax liabilities | (4,306) | (10,163)
Other deferred tax liabilities [member] |  |
Disclosure of temporary difference, unused tax losses and unused tax credits [line items] |  |
Deferred tax liabilities | $ (11,493) | $ (7,419)

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