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Amount of assets acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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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.

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Acquisitions - Summary of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Jun. 01, 2013
Assets:
Goodwill	$ 11,265	$ 11,502	$ 11,726
Bayer Material Science [Member]
Assets:
Inventory				$ 9,002
Property, plant and equipment				37,000
Identifiable intangible assets				17,800
Goodwill				4,642
Total assets acquired				68,444
Liabilities:
Accrued expenses				232
Net assets acquired				$ 68,212