Goodwill and Intangible Assets (Intangible Assets) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Gross Amount	$ 32.5	$ 60.0
Accumulated Amortization	(23.3)	(32.2)
Net Amount	9.2	27.8
Deferred Financing Costs [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	5.4	5.4
Accumulated Amortization	(2.4)	(1.5)
Net Amount	3.0	3.9
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	15.9	42.6
Accumulated Amortization	(14.6)	(23.1)
Net Amount	1.3	19.5
Patents and Others [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	11.2	12.0
Accumulated Amortization	(6.3)	(7.6)
Net Amount	$ 4.9	$ 4.4