52 weeks   52 weeks      
    December 2016   December 2015      
Reconciliation of profit for the YEAR to headline earnings   (Reviewed)   (Audited)   % change  
Profit for the year attributable to owners of the parent    1,308.2    1,112.8    17.6  
   Impairment of assets (note 2)    76.7    25.7      
   Loss on disposal of tangible and intangible assets    6.7    2.3      
   Profit on sale of non-current assets classified as held for sale      (5.2)      
   Compensation from 3rd parties for items of tangible assets that were impaired, lost or given up    (98.1)    (1.2)      
   Foreign currency translation reserve re-classified to the Income Statement      (12.7)      
   Total tax effects of adjustments    (0.2)    (2.9)      
Headline earnings    1,293.3    1,118.8    15.6  
Foreign exchange loss after taxation    95.3    111.0      
Headline earnings before foreign exchange (taxed)    1,388.6    1,229.8    12.9  
               
Headline EPS (cents)    597.8    516.3    15.8  
Headline EPS before foreign exchange (taxed) (cents)    641.8    567.5    13.1  
Diluted headline EPS (cents)    587.6    508.8    15.5  
Diluted headline EPS before foreign exchange (taxed) (cents)    630.9    559.3    12.8