Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

+ References

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- Definition

The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisitions and Strategic Investments (2015 Specialty Finishing Acquisition) (Details) - USD ($) $ in Millions		6 Months Ended
	Aug. 25, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Business Acquisition [Line Items]
Payments to acquire businesses, net of cash acquired		$ 0.9	$ 79.9
Goodwill		$ 0.0		$ 0.0
Specialty Finishing [Member]
Business Acquisition [Line Items]
Payments to acquire businesses, gross	$ 61.8
Cash acquired from acquisition	0.1
Payments to acquire businesses, net of cash acquired	61.7
Identifiable intangible assets	9.6
Goodwill	$ 3.5
Specialty Finishing [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Weighted average useful life of identifiable intangible assets	3 years
Specialty Finishing [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Weighted average useful life of identifiable intangible assets	6 years