Property and Equipment, net (Tables)

6 Months Ended

Jun. 30, 2012

Property and Equipment, net [Abstract]

Property and equipment, net

	June 30, 2012			December 31, 2011
Land and improvements	$	168.8		$	167.7
Buildings		686.0			697.2
Machinery and equipment		2,461.9			2,470.9
Other property and equipment		168.6			170.7
Construction-in-progress		116.0			104.4
		3,601.3			3,610.9
Accumulated depreciation and amortization		(2,314.5	)		(2,288.8	)
Property and equipment, net	$	1,286.8		$	1,322.1

Interest cost capitalized and depreciation and amortization expense for property and equipment

	Three Months Ended June 30,				Six Months Ended June 30,
	2012		2011		2012		2011
Interest cost capitalized	$	1.2	$	0.8	$	2.2	$	1.7
Depreciation and amortization expense for property and equipment		42.5		34.4		90.6		67.9