Income Taxes (Schedule Of Income (Loss) Before Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Domestic	$ 54.1	$ 105.2	$ 46.2
Foreign	34.3	45.8	37.1
Income from continuing operations, before income taxes	$ 88.4pol_IncomeBeforeTaxes	$ 151.0pol_IncomeBeforeTaxes	$ 83.3pol_IncomeBeforeTaxes

Sum of operating profit (loss) and non-operating income (expense) before income taxes, extraordinary items, cumulative effects of changes in accounting principles.

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

+ Details

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- Details

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