Reportable Business Segments and International Operations, Geographic information (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Revenues and long-lived assets by geographical area
Net sales	$ 1,651.1	$ 1,635.9	$ 1,548.2	$ 1,451.2	$ 1,430.5	$ 1,459.6	$ 1,351.5	$ 1,327.1	$ 6,286.4	$ 5,568.7	$ 5,345.5
Land and depreciable assets, net	711.4				609.5				711.4	$ 609.5	590.7
Net sales | Customer risk | Largest Customer
Revenues and long-lived assets by geographical area
Concentration of net sales (as a percent)										11.00%
United States
Revenues and long-lived assets by geographical area
Net sales									1,740.7	$ 1,696.3	1,673.5
Land and depreciable assets, net	209.2				214.4				209.2	214.4	214.8
China
Revenues and long-lived assets by geographical area
Net sales									1,865.6	1,675.5	1,440.8
Land and depreciable assets, net	200.1				151.4				200.1	151.4	149.2
Other international locations
Revenues and long-lived assets by geographical area
Net sales									2,680.1	2,196.9	2,231.2
Land and depreciable assets, net	$ 302.1				$ 243.7				$ 302.1	$ 243.7	$ 226.7