Commitments and Contingencies - Additional Information (Detail) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Commitments and Contingencies [Line Items]
Lease agreement, term			3 years
Lease agreement, Current monthly lease payments	$ 3,700		$ 3,700
Lease agreement, Initial lease expiration date			Oct. 31, 2014
Lease agreement, additional optional term			1 year
Facility rent expense	11,039	11,292	22,078	22,584
Royalty payment to Rutgers, minimum rate	1.50%		1.50%
Royalty payment to Rutgers, maximum rate	3.00%		3.00%
Royalties accrued	164,602		164,602		351,846
Charged to costs of sales
Commitments and Contingencies [Line Items]
Royalties accrued	26,841	28,170	26,841	28,170
Charged to operating expenses
Commitments and Contingencies [Line Items]
Royalties accrued	$ 23,159	$ 21,830	$ 23,159	$ 21,830