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Asset Impairment, Restructuring, and Other Special Charges (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Restructuring Cost and Reserve [Line Items]
Severance costs	$ 142.6	$ 697.4	$ 126.7
Asset impairment charges		151.5
Impairment of intangibles		50.0
Asset impairment (gains from facility sales) and other special charges:	$ 339.4	462.5	$ 255.8
United States
Restructuring Cost and Reserve [Line Items]
Severance costs		412.5
Outside US
Restructuring Cost and Reserve [Line Items]
Severance costs		284.9
PUERTO RICO
Restructuring Cost and Reserve [Line Items]
Asset impairment (gains from facility sales) and other special charges:		$ 43.4