Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Tax Provision [Abstract]
Forecasted tax expense by jurisdiction	$ 40.8	$ 41.5
Adjustments to income tax provision [Abstract]
Tax effect of goodwill impairment	9.6	0
Finalization of prior year returns	(2.7)	(0.3)
Tax effects of changes in legislation	0	(7.1)
Accrual adjustments and other	0.8	0
Tax provision	$ 48.5	$ 34.1
Tax Rate [Abstract]
Forecasted tax expense by jurisdiction (in hundredths)	24.00%	23.00%
Adjustments to income tax provision [Abstract]
Tax effect of goodwill impairment (in hundredths)	5.60%	0.00%
Finalization of prior year returns (in hundredths)	(1.60%)	(0.20%)
Tax effects of changes in legislation (in hundredths)	0.00%	(3.90%)
Accrual adjustments and other (in hundredths)	0.50%	0.00%
Tax provision (in hundredths)	28.50%	18.90%

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- Definition

Effective Income Tax Rate Reconciliation At a Blended worldwide effective tax rate.

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Effective income tax reconciliation forecasted tax expense at a blended world wide effective tax by jurisdiction

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- Definition

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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- Definition

The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit that is attributable to changes in the income tax laws or rates.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to nondeductible impairment losses under enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to all other items not otherwise listed in the existing taxonomy.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to revisions in previously reported amounts of income tax provision.

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The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to pretax Income or Loss from continuing operations; income tax expense or benefit may include interest and penalties on tax uncertainties based on the entity's accounting policy.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to changes in the income tax rates under enacted tax laws in the period.

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