Balance Sheet Components (Property, Plant and Equipment) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 2,815.0	$ 2,725.8
Accumulated depreciation	1,110.0	1,062.7
Property, plant and equipment, net	1,705.0	1,663.1
Land and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	84.5	72.7
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	803.9	747.0
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,691.4	1,698.4
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 235.2	$ 207.7