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Income Taxes (Provision For Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Taxes Disclosure [Abstract]
Current	$ 56.9us-gaap_CurrentIncomeTaxExpenseBenefit	$ 71.1us-gaap_CurrentIncomeTaxExpenseBenefit	$ 38.5us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred	10.7us-gaap_DeferredIncomeTaxExpenseBenefit	13.4us-gaap_DeferredIncomeTaxExpenseBenefit	6.4us-gaap_DeferredIncomeTaxExpenseBenefit
Total income tax provision	$ 67.6us-gaap_IncomeTaxExpenseBenefit	$ 84.5us-gaap_IncomeTaxExpenseBenefit	$ 44.9us-gaap_IncomeTaxExpenseBenefit

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.