| **Income Taxes (Components of Income Tax) (Details) - USD ($) $ in Millions** | 12 Months Ended |
|-------------------------------------------------------------------------------|-----------------|
||
| **Current expense**                                                           |            |   |   |
| Federal and other                                                             | $ 0.7           | $ 2.1 | $ 1.6 |
| Foreign                                                                       | 22.9            | 16.0 | 23.2 |
| Total current income tax expense                                              | 23.6            | 18.1 | 24.8 |
| **Deferred expense (benefit)**                                                |            |   |   |
| Federal and other                                                             | 3.5             | 22.8 | 15.4 |
| Foreign                                                                       | 2.5             | 4.6 | 5.2 |
| Total deferred income tax expense                                             | 6.0             | 27.4 | 20.6 |
| Income tax expense                                                            | $ 29.6          | $ 45.5 | $ 45.4 |

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