Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenues
Collaboration revenues	$ 7,837	$ 3,864
Other revenues	17	21
Total revenues	7,854	3,885
Operating Expenses
Research and development	12,091	11,411
General and administrative	13,635	6,480
Total operating expenses	25,726	17,891
Operating loss	(17,872)	(14,006)
Other Income (Expense)
Unrealized appreciation (depreciation) in fair value of equity securities	21,922	(29,369)
Gain on previously held equity investment		7,415
Interest expense	(39)	(14)
Investment income	88	5
Other expense	(8)	(3)
Total other income (expense)	21,963	(21,966)
Equity in net loss of affiliates	(536)	(390)
Income (loss) before tax	3,555	(36,362)
Income tax expense	(306)	0
Net income (loss)	3,249	(36,362)
Net loss attributable to the noncontrolling interests	866	51
Net income (loss) attributable to Intrexon	4,115	(36,311)
Accretion of dividends on redeemable convertible preferred stock		(6,405)
Net income (loss) attributable to common shareholders	$ 4,115	$ (42,716)
Net income (loss) attributable to common shareholders per share, basic	$ 0.04	$ (7.54)
Net income (loss) attributable to common shareholders per share, diluted	$ 0.04	$ (7.54)
Weighted average shares outstanding, basic	97,325,729	5,661,741
Weighted average shares outstanding, diluted	99,338,398	5,661,741