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Goodwill (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill

The following table summarizes goodwill at the balance sheet dates:

(in millions)		Total
At December 31, 2016
Gross cost (1)		$	611.3
Accumulated impairment losses			(236.5	)
Net book amount		$	374.8
Acquisition adjustment			(36.7	)
Exchange effect			8.7
At September 30, 2017
Gross cost (1)		$	583.3
Accumulated impairment losses			(236.5	)
Net book amount		$	346.8

⁽¹⁾   Gross cost for 2017 and 2016 is net of $298.5 million of historical accumulated amortization.

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- References

No definition available.

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- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267

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