Income Taxes (Domestic And Foreign Components Of Income Before Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
United States	$ 284.3	$ 154.3	$ 152.0
Outside United States	395.4	397.1	(1.5)
Income before income taxes	$ 679.7	$ 551.4	$ 150.5

Amount of income (loss) from continuing operations before income taxes attributable to the parent. Also defined as revenue less expenses from ongoing operations before taxes, extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

No definition available.

+ Details

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic 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)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

+ References

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- References

No definition available.

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