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Goodwill And Intangible Assets Schedule of Future Amortization (Details) (USD $)
In Millions, unless otherwise specified
Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]  
2015 $ 20.0us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
2016 20.1us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
2017 20.1us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
2018 20.1us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
2019 $ 20.0us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive