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Acquisitions - Schedule of Preliminary purchase price (Detail) (USD $) In Millions, unless otherwise specified | Dec. 17, 2012 HHI Business [Member] | Nov. 08, 2012 Shaser Biosciences, Inc. [Member]
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Business Acquisition [Line Items] |  |
Negotiated sales price | $ 1,300.0 | $ 50.0
Preliminary working capital and other adjustments | (10.6) | (0.4)
Preliminary purchase price | $ 1,289.4 | $ 49.6

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- Details
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