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Goodwill (Tables)
12 Months Ended
Dec. 31, 2018
Text block [abstract]  
Changes in Goodwill
          United States Dollar  
    

Figures in millions unless otherwise stated

   2018      2017  
  

GOODWILL

     
  

Balance at beginning of the year

     76.6        317.8  
  

Impairment

     (71.7      (277.8
  

Translation adjustment

     (4.9      36.6  
     

 

 

    

 

 

 
  

Balance at end of the year

     —          76.6