Investments in Joint Ventures - Intrexon Energy Partners II - Additional Information (Details)	1 Months Ended
	Dec. 31, 2015 USD ($) board_seat	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017
Schedule Of Investments In Joint Venture [Line Items]
Investment		$ 1,461,000	$ 2,139,000
Intrexon Energy Partners II, LLC
Schedule Of Investments In Joint Venture [Line Items]
Membership interest				50.00%
Maximum additional capital contributions committed	$ 10,000,000
Additional capital contributions committed, remaining commitment		10,000,000
Total number of seats on the joint venture's governing board | board_seat	5
Total number of seats on the joint venture's governing board, internally selected | board_seat	1
Total number of seats on the joint venture's governing board, externally selected | board_seat	4
Investor | Intrexon Energy Partners II, LLC
Schedule Of Investments In Joint Venture [Line Items]
Membership interest	50.00%
Capital contribution	$ 18,000,000
Maximum additional capital contributions committed	10,000,000
All Investors | Intrexon Energy Partners II, LLC
Schedule Of Investments In Joint Venture [Line Items]
Capital contribution	4,000,000
Other accrued liabilities | Intrexon Energy Partners II, LLC
Schedule Of Investments In Joint Venture [Line Items]
Investment		$ (435,000)	$ (50,000)
Intrexon Energy Partners II, LLC | Collaboration and licensing agreements
Schedule Of Investments In Joint Venture [Line Items]
Collaborative agreement, consideration received, value	$ 18,000,000