Goodwill and Other Intangible Assets Intangible asset useful lives (Details) $ in Millions	Dec. 31, 2015 USD ($)
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 603.1
Finite-Lived Intangible Assets, Amortization Expense, Year Two	595.6
Finite-Lived Intangible Assets, Amortization Expense, Year Three	582.6
Finite-Lived Intangible Assets, Amortization Expense, Year Four	558.3
Finite-Lived Intangible Assets, Amortization Expense, Year Five	522.5
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	$ 5,328.4