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Income Taxes (Components of Income Tax Expense) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Current: |  |  |
Federal | $ 2.5 | $ 1.0 | $ 5.2
State | 1.0 | 0.9 | 0.5
International | 29.4 | 33.3 | 34.5
Current income tax provision | 32.9 | 35.2 | 40.2
Deferred: |  |  |
Federal and state | 21.8 | (13.2) | 7.7
International | (0.3) | 4.3 | (0.7)
Deferred income tax provision | 21.5 | (8.9) | 7.0
Income tax expense | $ 54.4 | $ 26.3 | $ 47.2

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- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32639-109319 + Details
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