Related Party Transactions - Additional Information (Detail) (USD $)			1 Months Ended		9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012	Nov. 07, 2012 Intrexon Corporation	Jan. 25, 2012 Intrexon Corporation	Sep. 30, 2013 Intrexon Corporation	Sep. 30, 2012 Intrexon Corporation
Related Party Transaction [Line Items]
Payments for services						$ 11,400,000
Amounts paid for services incurred					5,900,000	4,800,000
Remaining service expenses expected to be incurred	3,195,000	6,912,000			4,900,000	6,600,000
Prepaid Balance in other current assets					$ 0
Issuance of common stock			3,636,926	1,923,075