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Trade and Other Receivables (Tables)
 12 Months Ended
Dec. 31, 2017
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Schedule of Trade and Other Receivables
     UNITED STATES DOLLAR  
     2017      2016  

Trade receivables - gold sales and copper concentrate

      46.6        58.2  

Trade receivables - other

      15.6        4.5  

Gold and oil derivative contracts5

      25.0        —    

Deposits

      0.1        0.3  

Payroll receivables

      11.6        10.7  

Prepayments

      51.5        50.1  

Value added tax and import duties

      45.9        39.6  

Diesel rebate

      1.4        1.3  

Other

      4.2        5.5  
  

 

 

     

 

 

  

Total trade and other receivables

      201.9        170.2  
  

 

 

     

 

 

  
5 Comprises US$5.1 million (2016: US$nil) relating to Australian oil derivative contracts, US$9.0 million (2016: US$nil) relating to Ghanaian oil derivative contracts and US$10.9 million (2016: US$nil) relating to gold derivative contracts at South Deep. Refer note 37 for further details.