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Note 10 - Other Expenses
12 Months Ended
Dec. 31, 2017
Statement Line Items [Line Items]  
Disclosure of other operating expense [text block]
10
Other expenses
 
    2017     2016     2015  
Impairment provision - 2016 royalty rebate (note 17)    
181
     
-
     
-
 
Other    
14
     
55
     
-
 
Total    
195
     
55
     
-