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Property, Plant and Equipment and Intangible Assets - Schedule of Changes in Intangible Assets (Details)
$ in Millions
6 Months Ended
Jun. 30, 2020
USD ($)
Finite Lived Intangible Assets Roll Forward  
Beginning of period $ 1,735.0
Impairment (208.6)
Amortization (73.6)
End of period $ 1,452.8