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Provision for Environmental Rehabilitation (Tables)
 12 Months Ended
Dec. 31, 2015
Reconciliation of Total Liability for Environmental Rehabilitation

The following is a reconciliation of the total liability for environmental rehabilitation:

 

     December 31,
2015		      December 31,
2014		  

Provision for environmental rehabilitation

      

Opening balance

      300.1         269.2   

Change in estimates

      (6.2 )       36.7   

Liabilities settled

      (9.8 )       (2.8 ) 

Accretion of liability

      13.9         15.4   

Foreign currency translation adjustment

      (22.3 )       (18.4 ) 
  

 

 

     

 

 

  

Closing balance

      275.7         300.1   
  

 

 

     

 

 

  
Undiscounted Closure Cost Estimates

The provision is calculated using the following undiscounted closure cost estimates:

 

     December 31,
2015		      December 31,
2014		  

South Africa

      29.0         32.3   

Ghana

      91.5         89.4   

Australia

      186.0         212.7   

Peru

      46.7         56.4   
  

 

 

     

 

 

  

Total closure cost estimate 1

      353.2         390.8   
  

 

 

     

 

 

  

 

(1) Includes discounting of $77.5 million in the year ended December 31, 2015 (December 31, 2014: $90.7 million) in order to reconcile the gross closure cost estimate of $353.2 million (December 31, 2014: $390.8 million) to the provision for environmental rehabilitation of $275.7 million (December 31, 2014: $300.1 million)