Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Net Sales	$ 1,034.0	$ 1,008.2
Cost of Sales	826.3	818.6
Selling, General and Administrative	89.1	85.4
Other Expense (Income), Net	0.9	(3.3)
Business Combinations and Other Special Charges	10.5	2.2
Income from Operations	107.2	105.3
Interest Expense, Net	(16.9)	(16.9)
Income before Income Taxes and Equity Income of Unconsolidated Entity	90.3	88.4
Income Tax Expense	(33.2)	(33.6)
Income before Equity Income of Unconsolidated Entity	57.1	54.8
Equity Income of Unconsolidated Entities	0.4	0.3
Net Income	$ 57.5	$ 55.1
Net Income Per Share - Basic and Diluted (in dollars per share)	$ 0.18	$ 0.17
Cash dividends declared (in dollars per share)	$ 0.05	$ 0.05