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Fair Value Measurement - Additional Information (Detail)	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2015 EUR (€)	Jun. 30, 2014 USD ($)	Dec. 31, 2015 USD ($)	Jun. 02, 2014 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair value of other assets	$ 0		$ 0
Fair value of other liabilities	0		0
Increase to milestone payment	768,556	$ 17,700	1,880,930		$ 116,020
Payment of contingent considerations			99,000
Accrued Balance							$ 1,370,000
Refine Technology, LLC
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Increase to milestone payment			1,864,000
Refine Technology, LLC \| Milestone Payments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Payment of contingent considerations			1,000,000
Accrued Balance							$ 1,370,000
Bio Flash \| Minimum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Royalty payment			110,000
Novozymes Biopharma DK A/S Sweden Ab \| Milestone Payments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Payment of contingent considerations			27,700	€ 25,000
Significant unobservable inputs (Level 3) \| Refine Technology, LLC \| Milestone Payments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Increase to milestone payment			1,864,000
Accrued Balance	$ 4,185,000		$ 4,185,000
Scenario, Forecast \| Significant unobservable inputs (Level 3) \| Refine Technology, LLC \| Milestone Payments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Accrued Balance						$ 4,185,000