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Goodwill (Tables)
9 Months Ended
Sep. 30, 2011
Goodwill [Abstract] 
Schedule of Acquired Goodwill
 September 30,December 31,
 20112010
 $’M$’M
 ________________________
Goodwill arising on businesses acquired596.2402.5
 ________________________
Goodwill Roll Forward
 20112010
 $’M$’M
 ________________________
As at January 1, 402.5384.7
Acquisitions 193.7-
Foreign currency translation- (9.7)
 ________________________
As at September 30,596.2375.0
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