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Income Taxes (Details) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2014 | Sep. 30, 2013
Income Tax Provision |  |  |
Deferred tax benefit | $ 11.0 | $ 11.1 |
Decrease in deferred tax liability |  | 16.3 |
Reclassification of deferred tax liabilities to equity |  | 54.5 |
Deferred income tax provision |  | 49.6 | 24.0
Liability for uncertain tax positions including interest and related charges | 19.4 | 19.4 |
Accrued income tax interest and related charges | 1.7 | 1.7 |
Unrecognized tax benefits that, if recognized, would affect effective tax rate | 16.8 | 16.8 |
Controlling Interest |  |  |
Income Tax Provision |  |  |
Deferred tax benefit |  | $ 7.5 |

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