XML 87 R61.htm IDEA: XBRL DOCUMENT v3.20.1
SIGNIFICANT ACCOUNTING POLICIES (Details)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Office equipment, furniture, and fixtures [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment 3 years straight line balance  
Computer equipment [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment 5 years straight line balance  
Mine machinery and transportation equipment [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment   5 years straight line balance
Mill machinery and processing equipment [Member] | Bottom of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment 5 years straight line  
Mill machinery and processing equipment [Member] | Top of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment 20 years straight line  
Buildings [member] | Bottom of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment 5 years straight line  
Buildings [member] | Top of range [member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Depreciation rates and methods of plant and equipment 20 years straight line