v3.3.1.900
Long-lived Assets (Schedule of Intangible Assets Subject to Amortization, Net) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Gross carrying amount $ 12,377.9 $ 8,404.8
Accumulated amortization (3,188.1) (2,609.4)
Net carrying amount 9,189.8 5,795.4
Customer Relationships [Member]    
Gross carrying amount 12,142.5 8,116.7
Accumulated amortization (3,056.3) (2,458.4)
Net carrying amount 9,086.2 5,658.3
Other Intangible Assets [Member]    
Gross carrying amount 235.4 288.1
Accumulated amortization (131.8) (151.0)
Net carrying amount $ 103.6 $ 137.1
Minimum [Member] | Customer Relationships [Member]    
Estimated useful life 4 years  
Minimum [Member] | Other Intangible Assets [Member]    
Estimated useful life 2 years  
Maximum [Member] | Customer Relationships [Member]    
Estimated useful life 15 years  
Maximum [Member] | Other Intangible Assets [Member]    
Estimated useful life 15 years