Goodwill and Intangible Assets (Details 1) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]
Gross Amount	$ 60.0	$ 57.9
Accumulated Amortization	(32.2)	(30.1)
Net Amount	27.8us-gaap_FiniteLivedIntangibleAssetsNet	27.8us-gaap_FiniteLivedIntangibleAssetsNet
Deferred financing costs [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	5.4	5.0
Accumulated Amortization	(1.5)	(2.3)
Net Amount	3.9	2.7
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	42.6	42.6
Accumulated Amortization	(23.1)	(20.6)
Net Amount	19.5	22.0
Patents and others [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Amount	12.0	10.3
Accumulated Amortization	(7.6)	(7.2)
Net Amount	$ 4.4	$ 3.1

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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