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Unconsolidated Affiliate Companies (Details) (Asia Pacific Joint Ventures [Member], USD $)
In Millions, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Asia Pacific Joint Ventures [Member]
   
Schedule of Equity Method Investments [Line Items]    
Percentage of owned subsidiary (in hundredths) 50.00%  
Investments $ 12.8 $ 7.8