Related Party Transactions (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Related Party Transactions [Abstract]      
Net amount owed to our non-consolidated companies $ 27.5    
Net amount due from our non-consolidated companies     35.7
Transactions with non-consolidated companies included in net sales 263.9 205.0  
Transactions with non-consolidated companies included in cost of goods sold $ 112.7 $ 97.3