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Quantitative Information Associated With Fair Value Measurement of Contingent Consideration (Detail) - Significant unobservable inputs (Level 3) - Refine Technology, LLC - Milestone Payments	3 Months Ended
	Mar. 31, 2016 USD ($)
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Accrued Balance	$ 4,018,000
Valuation technique	Probability-adjusted discounted cash flow
Remaining period in which milestones can be achieved	2016
Scenario, Actual
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Fixed Earn-out	$ 4,250,000
Maximum Variable Earn-out	1,300,000
Accrued Balance	$ 4,018,000

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Amount of liability recognized arising from contingent consideration in a business combination.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph b
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Description of the inputs and valuation technique(s) used to measure fair value.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
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