Commitments and Contingencies - Additional Information (Detail) (USD $)	1 Months Ended	12 Months Ended
	Sep. 30, 2008	Dec. 31, 2012 Contract	Dec. 31, 2011
Commitments and Contingencies [Line Items]
Lease agreement, term		3 years
Lease agreement, Current monthly lease payments		$ 3,800
Lease agreement, Initial lease expiration date		Oct. 31, 2013
Lease agreement, additional optional term		1 year
Lease agreement, number of renewal option		0
Facility rent expense		45,000	39,600
Royalty payment to Rutgers, minimum rate		1.50%
Royalty payment to Rutgers, maximum rate		3.00%
Summary judgment granted to the company against Tonga for disgorgement of short-swing profits	5,000,000
Accrued license fee		113,600
Cost of sales
Commitments and Contingencies [Line Items]
Payments for royalties		$ 86,400	$ 29,600