XML 68 R58.htm IDEA: XBRL DOCUMENT v3.22.1
PLANT EQUIPMENT AND MINING PROPERTIES (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Statement [Line Items]    
Beginning Balance $ 58,599,000 $ 55,760,000
Additions/ Transfers 3,881,000 2,829,000
Effect Of Movements In Exchange Rates 6,000 10,000
Ending Balance 62,486,000 58,599,000
Accumulated Depletion And Depreciation, Beginning Balance 22,924,000 20,914,000
Accumulated Depletion And Depreciation, Additions / Transfers 835,000 2,010,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 23,759,000 22,924,000
Plant, Equipment And Mining Properties 38,727,000 35,675,000
Office equipment, furniture, and fixtures [Member]    
Statement [Line Items]    
Beginning Balance 595,000 563,000
Effect Of Movements In Exchange Rates 4,000 1,000
Ending Balance 608,000 595,000
Accumulated Depletion And Depreciation, Beginning Balance 294,000 187,000
Accumulated Depletion And Depreciation, Additions / Transfers 39,000 107,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 333,000 294,000
Plant, Equipment And Mining Properties 275,000 301,000
Additions / Transfers 9,000 31,000
Mine machinery and transportation equipment [Member]    
Statement [Line Items]    
Beginning Balance 14,240,000 12,955,000
Ending Balance 15,442,000 14,240,000
Accumulated Depletion And Depreciation, Beginning Balance 4,944,000 4,907,000
Accumulated Depletion And Depreciation, Additions / Transfers 126,000 37,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 5,070,000 4,944,000
Plant, Equipment And Mining Properties 10,372,000 9,296,000
Effect Of Movements In Exchange Rates 0 0
Additions / Transfers 1,202,000 1,285,000
Mill machinery and processing equipment [Member]    
Statement [Line Items]    
Beginning Balance 18,613,000 17,483,000
Ending Balance 19,033,000 18,613,000
Accumulated Depletion And Depreciation, Beginning Balance 6,667,000 5,297,000
Accumulated Depletion And Depreciation, Additions / Transfers 317,000 1,370,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 6,984,000 6,667,000
Plant, Equipment And Mining Properties 12,049,000 11,946,000
Effect Of Movements In Exchange Rates 0 0
Additions / Transfers 420,000 1,130,000
Mining Property [Member]    
Statement [Line Items]    
Beginning Balance 13,038,000 13,149,000
Additions/ Transfers 73,000 (113,000)
Ending Balance 13,119,000 13,038,000
Accumulated Depletion And Depreciation, Beginning Balance 8,856,000 8,643,000
Accumulated Depletion And Depreciation, Additions / Transfers 54,000 213,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 8,910,000 8,856,000
Plant, Equipment And Mining Properties 4,209,000 4,182,000
Effect Of Movements In Exchange Rates 8,000 2,000
Computer equipment [member]    
Statement [Line Items]    
Beginning Balance 335,000 347,000
Ending Balance 575,000 335,000
Accumulated Depletion And Depreciation, Beginning Balance 267,000 256,000
Accumulated Depletion And Depreciation, Additions / Transfers 209,000 11,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 476,000 267,000
Plant, Equipment And Mining Properties 99,000 68,000
Effect Of Movements In Exchange Rates 0 0
Additions / Transfers 240,000 (12,000)
Buildings and construction in process [Member]    
Statement [Line Items]    
Beginning Balance 11,778,000 11,263,000
Ending Balance 13,709,000 11,778,000
Accumulated Depletion And Depreciation, Beginning Balance 1,896,000 1,624,000
Accumulated Depletion And Depreciation, Additions / Transfers 90,000 272,000
Accumulated Depletion And Depreciation, Effect Of Movements In Exchange Rates 0 0
Accumulated Depletion And Depreciation, Ending Balance 1,986,000 1,896,000
Plant, Equipment And Mining Properties 11,723,000 9,882,000
Effect Of Movements In Exchange Rates (6,000) 7,000
Additions / Transfers $ 1,937,000 $ 508,000