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Fair Value Fair Value (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Impairment of Venezuela long-lived assets $ 90us-gaap_ImpairmentOfLongLivedAssetsHeldForUse  
Property, plant and equipment at carrying value 1,057.8us-gaap_PropertyPlantAndEquipmentNet 1,231.0us-gaap_PropertyPlantAndEquipmentNet
VENEZUELA    
Property, plant and equipment at carrying value $ 16.0us-gaap_PropertyPlantAndEquipmentNet
/ dei_LegalEntityAxis
= country_VE