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Note 26 - Earnings Per Share (Tables)
 12 Months Ended
Dec. 31, 2020
Statement Line Items [Line Items]  
Earnings per share [text block]
Weighted average number of shares – Basic earnings per share            
(in number of shares)   2020     2019     2018  
                   
Issued shares at the beginning of year (note 24)    
10,763,041
      
10,603,153
      
10,603,153
  
Issued shares post consolidation    
10,763,041
      
10,603,153
      
10,603,153
  
Weighted average shares issued    
940,489
      
138,736
      
-
  
Weighted average number of shares at December 31    
11,703,530
      
10,741,889
      
10,603,153
  
Weighted average number of shares - Diluted earnings per share            
(in number of shares)   2020     2019     2018  
                   
Weighted average at December 31    
11,703,530
      
10,603,851
      
10,603,153
  
Effect of dilutive options    
13,173
      
143,267
      
698
  
Weighted average number of shares (diluted) at December 31    
11,716,703
      
10,747,118
      
10,603,851
  
    2020     2019     2018  
                   
Profit for the year attributable to owners of the Company (basic and diluted)    
20,780
      
42,018
      
10,766
  
Blanket Mine Employee Trust Adjustment    
(485
 )    
(986
 )    
(280
 )
Profit attributable to ordinary shareholders (basic and diluted)    
20,295
      
41,032
      
10,486
  
Basic earnings per share - $    
1.73
      
3.82
      
0.99
  
Diluted earnings per share - $    
1.73
      
3.81
      
0.99