Property, Plant and Equipment, Net (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Property, Plant and Equipment [Abstract]
Depreciation	$ 140.2	$ 122.9
Held-for-sale
Property, Plant and Equipment [Line Items]
Property and equipment, net	123.2
Integration and acquisition costs | Held-for-sale
Property, Plant and Equipment [Line Items]
Impairment charges	$ 137.5