Goodwill and Other Intangibles - Other Intangibles Footnotes (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Divestitures	$ 68,540,000	[1]
Intangible assets, accumulated amortization, reduction	27,584,000	[1]
Trade Names
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible asset, gross carrying amount	9,200,000
Antioxidant, Ibuprofen and Propofol Assets - Discontinued Operations
Finite-Lived Intangible Assets [Line Items]
Divestitures	68,540,000
Intangible assets, accumulated amortization, reduction	$ 27,584,000

[1] In 2014 we reduced intangible assets by $68.5 million and related accumulated amortization by $27.6 million in connection with the sale of our antioxidant, ibuprofen and propofol businesses and assets which closed on September 1, 2014. See Note 2 “Discontinued Operations” for additional information about this transaction.