Stock Option Plans - Schedule of Stock Option Activity (Details) - Intrexon Stock Option Plan - $ / shares		6 Months Ended	12 Months Ended
		Jun. 30, 2015	Dec. 31, 2014
Number of shares
Balances at beginning of period		8,323,544
Granted		1,849,000
Adjustment due to dividend		312,795
Exercised		(638,790)
Forfeited		(342,678)
Expired		(142)
Balances at end of period		9,503,729	8,323,544
Exercisable at end of period		2,322,052
Vested and Expected to Vest at end of period	[1]	7,930,652
Weighted average exercise price (usd per share)
Balances at beginning of period		$ 22.59
Granted		43.15
Adjustment due to dividend		25.40
Exercised		(16.25)
Forfeited		(27.77)
Expired		(7.12)
Balances at period end		26.08	$ 22.59
Exercisable, weighted average exercise price, at end of period		18.06
Vested and Expected to Vest, weighted average exercise price at end of period	[1]	$ 25.25
Weighted average remaining contractual term
Balances at period end, weighted average remaining contractual period		8 years 4 months 17 days	8 years 7 months 21 days
Exercisable at period end, weighted average remaining contractual period		7 years 11 days
Vested and Expected to Vest at period end, weighted average remaining contractual period	[1]	8 years 3 months 11 days

[1] The number of stock options expected to vest takes into account an estimate of expected forfeitures.