Net Income (Loss) per Share - Computation of Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Numerator:
Net income (loss) attributable to Intrexon	$ (64,429)	$ 27,097
Denominator:
Weighted average shares outstanding, basic	116,861,151	106,103,848
Weighted average effect of dilutive stock options and warrants (in shares)	0	2,037,886
Weighted average shares outstanding, diluted	116,861,151	108,141,734
Net income (loss) attributable to Intrexon per share, basic (in usd per share)	$ (0.55)	$ 0.26
Net income (loss) attributable to Intrexon per share, diluted (in usd per share)	$ (0.55)	$ 0.25