Accumulated Other Comprehensive Income (Loss) (Reclassification out of AOCI) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) [Abstract]
Cost of products sold	$ (1,322.2)	$ (1,313.4)	$ (1,291.5)
Income tax (benefit) expense	(56.7)	(51.2)	(26.4)
Reclassification out of Accumulated Other Comprehensive Income
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) [Abstract]
Net of tax	(1.6)	(0.1)	(4.8)
Derivative Financial Instruments | Foreign exchange contracts | Reclassification out of Accumulated Other Comprehensive Income
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) [Abstract]
Cost of products sold	4.2	6.4	(1.6)
Income tax (benefit) expense	(1.3)	(1.8)	0.3
Net of tax	2.9	4.6	(1.3)
Unrecognized Pension and Other Post-retirement Benefit Costs | Reclassification out of Accumulated Other Comprehensive Income
Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) [Abstract]
Amortization of actuarial loss included in net income	(5.2)	(5.1)	(4.6)	[1]
Amortization of prior service cost included in net income	(0.7)	(0.3)	(0.4)	[1]
Total before tax	(5.9)	(5.4)	(5.0)
Income tax (benefit) expense	1.4	0.7	1.5
Net of tax	$ (4.5)	$ (4.7)	$ (3.5)

[1] These AOCI components are included in the computation of net periodic benefit cost (income) for pension and post-retirement plans (See "Note 6. Pension and Other Retiree Benefits" for additional details)