Shareholders' Equity - Issuances of Intrexon Common Stock (Details) $ in Thousands	1 Months Ended
	Jan. 31, 2018 USD ($) shares
Class of Stock [Line Items]
Shares issued (in shares) | shares	6,900,000
Net proceeds from public financing	$ 82,374
Underwriting discounts and commissions	3,688
Capitalized offering expenses	$ 188
Affiliate of Third Security, LLC
Class of Stock [Line Items]
Shares issued (in shares) | shares	1,000,000