XML 91 R69.htm IDEA: XBRL DOCUMENT v3.20.4
EXPLORATION AND EVALUATION ASSETS (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Statement [Line Items]    
Beginning, balance $ 9,827 $ 46,781
Mine and camp costs   2,537
Drilling and exploration 146 2,383
Depreciation of plant and equipment 0 317
Interest and other costs 0 325
Provision for reclamation 0 1,338
Assessments and taxes 83 121
Geological and related services 0 116
Assays 0 130
Water treatment and tailing storage facility costs 0 112
Effect of movements in exchange rates (4) 1,280
Disposition of Bralorne Mine 0 (45,613)
Ending, balance 10,052 9,827
Durango, Mexico [Member]    
Statement [Line Items]    
Drilling and exploration 146 50
Assessments and taxes 83 90
Effect of movements in exchange rates (4) (6)
Beginning balance 9,826 9,692
Ending balance 10,051 9,826
British Columbia & Yukon, Canada [Member]    
Statement [Line Items]    
Mine and camp costs 0 2,537
Drilling and exploration 0 2,333
Depreciation of plant and equipment 0 317
Interest and other costs 0 325
Provision for reclamation 0 1,338
Assessments and taxes 0 31
Geological and related services 0 116
Assays 0 130
Water treatment and tailing storage facility costs 0 112
Effect of movements in exchange rates 0 1,286
Disposition of Bralorne Mine 0 (45,613)
Beginning balance 1 37,089
Ending balance $ 1 $ 1