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Debt - Short-Term Debt (Details) - USD ($)
$ in Millions
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Debt Disclosure [Abstract]      
Short Term Borrowings $ 10.8 $ 5.6  
Current Portion of Capital Lease Obligations 0.8 1.6  
Current Portion of Long-Term Debt 25.0 25.0  
Total $ 36.6 $ 32.2  
Weighted average interest rate on short-term borrowings   9.20% 8.10%