Goodwill and Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2016	Dec. 31, 2015
Definite-Lived Intangible Assets [Roll Forward]
Beginning Balance		$ 68.0
Amortization		(1.3)
Ending Balance		66.7
Intangible Assets [Abstract]
Total Intangible Assets		83.3	$ 84.6
Total Intangible Assets, Amortization		(1.3)
Accumulated Amortization		5.4	$ 4.1
Estimated Annual Amortization Expense for Definite-Lived Intangible Assets [Abstract]
Remainder of 2016		3.8
2017		5.0
2018		4.7
2019		4.4
2020		4.2
Thereafter		$ 44.6
Weighted Average [Member]
Intangible Assets [Abstract]
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		(1.1)
Ending Balance		59.7
Intangible Assets [Abstract]
Total Intangible Assets, Amortization		$ (1.1)
Remaining Useful Life (Years)		22 years
Developed Technology and Other [Member]
Definite-Lived Intangible Assets [Roll Forward]
Beginning Balance	[1]	$ 7.2
Amortization	[1]	(0.2)
Ending Balance	[1]	7.0
Intangible Assets [Abstract]
Total Intangible Assets, Amortization	[1]	$ (0.2)
Developed Technology and Other [Member] | Minimum [Member]
Intangible Assets [Abstract]
Remaining Useful Life (Years)		3 years
Developed Technology and Other [Member] | Maximum [Member]
Intangible Assets [Abstract]
Remaining Useful Life (Years)		13 years
Developed Technology and Other [Member] | Weighted Average [Member]
Intangible Assets [Abstract]
Remaining Useful Life (Years)		9 years

[1] Developed Technology and Other includes patents, non-compete agreements, and land easements.