Business Combinations - Pro forma Financial Information Adjusted to Give Effect to the Merger (Detail) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2015	Jun. 30, 2015
Business Combination Increase Decrease To Reflect Liabilities Acquired At Fair Value [Abstract]
Net Sales	$ 1,880.2	$ 3,822.0
Net Earnings	$ 19.0	$ 226.2

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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- Definition

Business Combination Increase Decrease To Reflect Liabilities Acquired At Fair Value [Abstract]

+ References

No definition available.

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