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Note 37 - Non-controlling Interests
 12 Months Ended
Dec. 31, 2019
Statement Line Items [Line Items]  
Disclosure of non-controlling interests [text block]
37
Non-controlling interests
 
Blanket Mine (
1983
) (Private) Limited NCI % -
16.2%
 
    2019     2018     2017  
                   
Current assets    
21,386
      
19,107
      
15,559
  
Non-current assets    
115,610
      
98,700
      
82,798
  
Current liabilities    
(8,630
 )    
(13,200
 )    
(16,232
 )
Non-current liabilities    
(9,085
 )    
(33,043
 )    
(23,041
 )
Net assets    
119,281
      
71,564
      
59,084
  
                         
Carrying amount of NCI    
16,302
      
8,345
      
5,944
  
                         
                         
Revenue    
75,826
      
68,399
      
69,762
  
Profit after tax    
51,746
      
18,456
      
15,506
  
Total comprehensive income    
51,746
      
18,456
      
15,506
  
                         
Profit allocated to NCI    
8,383
      
2,990
      
2,512
  
Dividend to NCI    
(426
 )    
(589
 )    
(406
 )