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Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2016
Dec. 31, 2015
Definite-Lived Intangible Assets [Roll Forward]    
Beginning Balance $ 68.0  
Amortization (2.5)  
Ending Balance 65.5  
Accumulated Amortization 6.6 $ 4.1
Estimated Annual Amortization Expense for Definite-Lived Intangible Assets [Abstract]    
Remainder of 2016 2.6  
2017 5.0  
2018 4.7  
2019 4.4  
2020 4.2  
Thereafter 44.6  
Intangible Assets [Abstract]    
Total Intangible Assets 82.1 $ 84.6
Total Intangible Assets, Amortization $ (2.5)  
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 (2.1)  
Ending Balance $ 58.7  
Remaining Useful Life (Years) 22 years  
Intangible Assets [Abstract]    
Total Intangible Assets, Amortization $ (2.1)  
Developed Technology and Other [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Beginning Balance [1] 7.2  
Amortization [1] (0.4)  
Ending Balance [1] 6.8  
Intangible Assets [Abstract]    
Total Intangible Assets, Amortization [1] $ (0.4)  
Developed Technology and Other [Member] | Minimum [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Remaining Useful Life (Years) 3 years  
Developed Technology and Other [Member] | Maximum [Member]    
Definite-Lived Intangible Assets [Roll Forward]    
Remaining Useful Life (Years) 13 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.