New Accounting Guidance (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products sold	$ 829.4	$ 797.1
Selling, general and administrative expenses	96.9	96.0
Other non-operating (income) expense, net	(0.9)	$ (1.9)
Adjustments for New Accounting Pronouncement [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products sold	(0.4)
Selling, general and administrative expenses	1.4
Other non-operating (income) expense, net	(1.0)
As reclassified [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products sold	797.1
Selling, general and administrative expenses	96.0
Other non-operating (income) expense, net	(1.9)
As reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of products sold	797.5
Selling, general and administrative expenses	94.6
Other non-operating (income) expense, net	$ (0.9)