Related Party Transactions - Additional Information (Detail) (USD $)			1 Months Ended	6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	Jan. 25, 2012 Intrexon Corporation	Jun. 30, 2012 Intrexon Corporation
Related Party Transaction [Line Items]
Payments for services				$ 10,700,000
Amounts paid for services incurred				2,500,000
Remaining service expenses expected to be incurred	9,051,000	1,313,000		8,200,000
Proceed from sale of common stock			$ 1,923,075