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Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Definite-Lived Intangible Assets [Roll Forward]    
Beginning Balance $ 68.0  
Amortization (3.8)  
Ending Balance 64.2  
Accumulated Amortization 7.9 $ 4.1
Estimated Annual Amortization Expense for Definite-Lived Intangible Assets [Abstract]    
Remainder of 2016 1.3  
2017 5.0  
2018 4.7  
2019 4.4  
2020 4.2  
Thereafter 44.6  
Intangible Assets [Abstract]    
Total Intangible Assets 80.8 $ 84.6
Total Intangible Assets, Amortization $ (3.8)  
Weighted Average [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Remaining Useful Life (Years) 20 years  
Trademarks and Trade Names [Member]    
Indefinite-Lived Intangible Assets [Roll Forward]    
Beginning Balance $ 16.6  
Ending Balance 16.6  
Customer Relationships [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Beginning Balance 60.8  
Amortization (3.2)  
Ending Balance $ 57.6  
Remaining Useful Life (Years) 21 years  
Intangible Assets [Abstract]    
Total Intangible Assets, Amortization $ (3.2)  
Developed Technology and Other [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Beginning Balance [1] 7.2  
Amortization [1] (0.6)  
Ending Balance [1] 6.6  
Intangible Assets [Abstract]    
Total Intangible Assets, Amortization [1] $ (0.6)  
Developed Technology and Other [Member] | Minimum [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Remaining Useful Life (Years) 2 years  
Developed Technology and Other [Member] | Maximum [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Remaining Useful Life (Years) 12 years  
Developed Technology and Other [Member] | Weighted Average [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Remaining Useful Life (Years) 8 years  
[1] Developed Technology and Other includes patents, non-compete agreements and land easements.