Deferred Revenue - Additional Information (Detail) (USD $)			1 Months Ended			12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2004 JNJ Agreement Ortho Biotech Products Lp	Feb. 28, 2004 JNJ Agreement Ortho Biotech Products Lp	Dec. 31, 2003 JNJ Agreement Ortho Biotech Products Lp	Dec. 31, 2011 Mitek MONOVISC Agreement DePuy Mitek, Inc.
Deferred Revenue Arrangement [Line Items]
Licensing and supply agreement term					10 years	15 years
Proceeds from initial payment on licensing and supply agreement					$ 2,000,000	$ 2,500,000
Proceeds from milestone payment			5,000,000	20,000,000
Deferred revenue	$ 5,027,845	$ 7,886,107