XML 137 R100.htm IDEA: XBRL DOCUMENT v3.19.1
Sources of finance - Summary of Equity and Debt Financing (Detail) - GBP (£)
£ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Analysis of changes in financing      
Beginning balance £ 9,956.1 [1] £ 9,761.7 £ 8,009.9
Ordinary shares issued 1.2 6.4 27.2
End of year 9,806.6 9,956.1 [1] 9,761.7
Analysis of changes in financing      
Beginning of year 6,481.3    
Net (decrease)/increase in drawings on bank loans and corporate bonds (440.6) 599.6 (22.5)
End of year 6,217.9 6,481.3  
Debt financing [member]      
Analysis of changes in financing      
Beginning of year 6,481.3 6,033.1  
Net (decrease)/increase in drawings on bank loans and corporate bonds (440.6) 599.6  
Amortisation of financing costs included in debt 7.7 8.0  
Other movements (10.1) (6.9)  
Exchange adjustments 179.6 (152.5)  
End of year 6,217.9 6,481.3 6,033.1
Issued capital and share premium [member]      
Analysis of changes in financing      
Beginning balance 701.8 695.4  
Ordinary shares issued 1.2 6.4  
End of year £ 703.0 £ 701.8 £ 695.4
[1] Prior year figures have been restated for the impact of the adoption of IFRS 15 Revenue from Contracts with Customers, as described in the accounting policies.