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Financial Instruments
 12 Months Ended
Dec. 31, 2017
Text block1 [abstract]  
Financial Instruments
16. FINANCIAL INSTRUMENTS

 

     UNITED STATES DOLLAR  
     2017      2016  

Financial instruments are split per categories below and the accounting policies for financial instruments have been applied to these line items:

      

(a) Financial assets

      

Loans and receivables

      

- Environmental trust funds

      55.5        44.5  

- Trade and other receivables

      45.3        57.9  

- Cash and cash equivalents

      479.0        526.7  

Fair value through profit or loss

      

- Trade receivables from provisional copper and gold concentrate sales

      21.2        10.6  

Available for sale

      

- Investments

      99.1        13.8  

Derivative instruments

      

- Warrants

      5.5        5.9  

- Gold and oil derivative contracts

      25.0        —    

(b) Financial liabilities

      

Other financial liabilities

      

- Borrowings

      1,781.5        1,692.9  

- Trade and other payables

      451.0        459.3  

- South Deep dividend

      6.4        6.4  

Derivative instruments

      

- Copper derivative contracts

      3.3        —