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DEFERRED REVENUE (Tables) | 12 Months Ended
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Dec. 31, 2020
Disclosure Of Deferred Income [Abstract] |
Disclosure of changes in deferred revenue [Table Text Block] |
Balance at January 1, 2019 |  |  | 43,274 |
Finance expense (Note 9) |  |  | 4,154 |
Amortization of deferred revenue |  |  | (3,437) |
Balance at December 31, 2019 |  |  | 43,991 |
Deferred revenue deposit (amendment to silver stream) |  |  | 8,510 |
Finance expense (Note 9) |  |  | 5,172 |
Amortization of deferred revenue |  |  | (4,915) |
Balance at December 31, 2020 |  |  | 52,758 |
Disclosure of deferred revenue [Table Text Block] |
|  | As at December 31, |
|  | 2020 |  |  | 2019 |
Current |  | 5,604 |  |  | 4,558 |
Non-current |  | 47,154 |  |  | 39,433 |
|  | 52,758 |  |  | 43,991 |

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- Definition The entity grants customers award credit as incentive provided to buy certain goods or services. The entity allocates some of the consideration received or receivable from the sales transaction to the award credits, deferring the recognition of revenue. + References No definition available. + Details
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