Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Segment Information
Net sales	$ 789.6	$ 870.5	$ 870.8	$ 693.6	$ 626.9	$ 665.9	$ 687.6	$ 547.3	$ 3,224.5	$ 2,527.7	$ 2,258.1
Long-lived assets	1,923.8				1,512.6				1,923.8	1,512.6	1,114.3
United States
Segment Information
Net sales									2,613.4	2,162.2	1,973.5
Long-lived assets	1,703.8				1,426.4				1,703.8	1,426.4	1,020.1
Europe
Segment Information
Net sales									248.0	107.1	90.7
Long-lived assets	138.5				10.5				138.5	10.5	11.7
Canada
Segment Information
Net sales									150.4	110.8	102.8
Long-lived assets	3.3				3.5				3.3	3.5	3.7
Asia
Segment Information
Net sales									117.6	55.7	25.5
Long-lived assets	68.1				61.8				68.1	61.8	67.5
Middle East and Africa
Segment Information
Net sales									43.9	41.2	28.5
Mexico and Latin America
Segment Information
Net sales									37.4	39.0	29.1
Other
Segment Information
Net sales									13.8	11.7	8.0
United Kingdom
Segment Information
Long-lived assets	8.6				9.2				8.6	9.2	10.4
Mexico
Segment Information
Long-lived assets	$ 1.5				$ 1.2				$ 1.5	$ 1.2	$ 0.9