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Impact of Recently Issued Accounting Guidance - Entity [Domain] - USD ($)
$ in Millions
Jun. 30, 2015
Dec. 31, 2014
Impact of Recently Adopted Accounting Guidance    
Reduction in intangible assets,net $ (1,195.9) $ (1,227.4)
Reduction in long term debt $ (2,094.3) (2,208.1)
New Accounting Pronouncement, Early Adoption, Effect | Accounting Standards Update 201503 Member    
Impact of Recently Adopted Accounting Guidance    
Reduction in intangible assets,net   14.2
Reduction in long term debt   $ 14.2