Restructuring and Relocation Activities - Components of Restructuring Accrual, Spending and Other Activity and Accrual Balance Remaining (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014
FUSION [Member]
Restructuring Cost And Reserve [Line Items]
Accrual and accrual adjustments	$ 5.5
Restructuring accrual at December 31, 2014	5.5
EQIP [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring accrual at December 31, 2013	55.9
Accrual and accrual adjustments	47.0
Cash payments during 2014	(58.1)
Effect of changes in foreign currency exchange rates	(2.9)
Restructuring accrual at December 31, 2014	41.9
IOP [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring accrual at December 31, 2013	24.5
Accrual and accrual adjustments	13.2
Cash payments during 2014	(22.3)
Effect of changes in foreign currency exchange rates	(2.3)
Restructuring accrual at December 31, 2014	$ 13.1

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 45

-Paragraph 28

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of foreign currency translation adjustment increasing or decreasing the accrual for a specified type of restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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