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PROPERTY PLANT AND EQUIPMENT (Details) | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) | Dec. 31, 2021 CAD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2020 CAD ($)
Statement [Line Items] |  |  |  |
Property, plant and equipment, ending | $ 286,424 |  |  |
Property, plant and equipment, beginning |  | $ 256,870,000 |  |
Property, plant and equipment, ending |  | 254,462,000 |  | $ 256,870,000
Depreciation | (2,564,000) |  |  | (2,235,000)
NBV | Total Property Plant And Equipments [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning |  | 256,870,000 |  |
Property, plant and equipment, ending | 254,462,000 |  |  | 256,870,000
Accumulated And Depreciation And Amortisation [Member] | Property Plant And Equipments [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | (29,851,000) |  | $ (27,715,000) |
Disposals | 483,000 |  |  | 99,000
Reclamation adjustment (note 13) | 280,000 |  |  | 243,000
Property, plant and equipment, ending | (31,962,000) |  | (29,851,000) |
Amortization | 280,000 |  |  | 243,000
Depreciation | (2,594,000) |  |  | (2,235,000)
Cost | Total Property Plant And Equipments [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | 286,721,000 |  | 284,974,000 |
Additions | 1,302,000 |  |  | 304,000
Disposals | (487,000) |  |  | (101,000)
Reclamation adjustment (note 13) | (1,111,000) |  |  | 1,544,000
Recoveries | (1,000) |  |  |
Property, plant and equipment, ending |  |  | 286,721,000 |
Mineral Properties | Cost |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | 179,743,000 |  | 179,481,000 |
Additions | 46,000 |  |  | 262,000
Disposals | 0 |  |  | 0
Reclamation adjustment (note 13) | 0 |  |  | 0
Recoveries | (1,000) |  |  |
Property, plant and equipment, ending | 179,788,000 |  | 179,743,000 |
Mineral Properties | NBV |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning |  | 179,743,000 |  |
Property, plant and equipment, ending | 179,788,000 |  |  | 179,743,000
Mineral Properties [Member] | Accumulated Depreciation And Amortisation [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | 0 |  | 0 |
Disposals | 0 |  |  | 0
Reclamation adjustment (note 13) | 0 |  |  | 0
Property, plant and equipment, ending | 0 |  | 0 |
Amortization | 0 |  |  | 0
Depreciation | 0 |  |  | 0
Plant and Equipment Owned | Cost |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | 106,087,000 |  | 104,587,000 |
Additions | 1,173,000 |  |  | 16,000
Disposals | (466,000) |  |  | (60,000)
Reclamation adjustment (note 13) | (1,111,000) |  |  | 1,544,000
Recoveries | 0 |  |  |
Property, plant and equipment, ending | 105,683,000 |  | 106,087,000 |
Plant and Equipment Right of Use | Cost |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | 891,000 | 891,000 | 906,000 |
Additions | 83,000 |  |  | 26,000
Disposals | (21,000) |  |  | (41,000)
Reclamation adjustment (note 13) | 0 |  |  | 0
Property, plant and equipment, ending | 953,000 |  | 891,000 | 891,000
Plant and Equipment Owned | Accumulated Depreciation And Amortisation [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | (29,495,000) | (29,495,000) | (27,518,000) |
Disposals | 466,000 |  |  | 60,000
Reclamation adjustment (note 13) | 280,000 |  |  | 243,000
Property, plant and equipment, ending | (31,420,000) |  | (29,495,000) | (29,495,000)
Amortization | 280,000 |  |  | 243,000
Depreciation | (2,391,000) |  |  | (2,037,000)
Plant and Equipment Owned | NBV |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning |  | 76,592,000 |  |
Property, plant and equipment, ending | 74,263,000 |  |  | 76,592,000
Plant And Equipments Right Of Use [Member] | NBV |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning |  | 535,000 |  |
Property, plant and equipment, ending | 411,000 |  |  | 535,000
Plant And Equipments Right Of Use [Member] | Accumulated And Depreciation And Amortisation [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Property, plant and equipment, beginning | (356,000) | $ (356,000) | (197,000) |
Disposals | 17,000 |  |  | 39,000
Reclamation adjustment (note 13) | 0 |  |  | 0
Property, plant and equipment, ending | (542,000) |  | $ (356,000) | (356,000)
Amortization | 0 |  |  | 0
Depreciation | $ (203,000) |  |  | $ (198,000)

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