Geographic Information and Customer Concentration - Schedule of Revenues by Product Line (Detail) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Revenue, Major Customer [Line Items]
Total revenues	$ 7,807,218	$ 7,125,692	$ 7,977,818	$ 6,315,724	$ 7,091,262	$ 6,673,038	$ 8,230,536	$ 3,833,541	$ 29,226,452	$ 25,828,377	$ 43,062,021
CRINONE Product Sales [Member]
Revenue, Major Customer [Line Items]
Total revenues									21,336,458	22,045,871	17,807,014
CRINONE Royalties [Member]
Revenue, Major Customer [Line Items]
Total revenues									3,436,173	3,079,379	2,650,831
Service [Member]
Revenue, Major Customer [Line Items]
Total revenues									3,640,453
Other Including License Fees [Member]
Revenue, Major Customer [Line Items]
Total revenues									$ 813,368	$ 703,127	$ 22,604,176