Discontinued Operations - Summary of Financial Results (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment loss	$ 120,489	$ 60,504	$ 16,773
Loss from discontinued operations	(116,159)	(100,389)	(46,381)
Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Deferred revenue, current	8,723	4,466
Deferred revenue, net of current portion	19,410	7,482
Revenue	12,307	9,396	11,518
Impairment loss	89,679	60,504	2,950
Loss on disposal		5,057
Operating expenses	126,885	111,509	53,498
Operating loss	(114,578)	(102,113)	(41,980)
Other expense, net	(272)	(1,757)	(7,506)
Equity in net loss of affiliates	(4,314)	(2,622)	(1,847)
Income tax benefit	(119,164)	(106,492)	(51,333)
Income tax benefit	3,005	6,103	4,952
Loss from discontinued operations	(116,159)	(100,389)	(46,381)
TS Biotechnology Sale | Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Deferred revenue, current	8,723	4,466
Deferred revenue, net of current portion	19,410	7,482
Revenue	12,307	9,396	11,518
Operating expenses	116,091	111,039	53,028
Operating loss	(103,784)	(101,643)	(41,510)
Other expense, net	(272)	(1,757)	(7,506)
Equity in net loss of affiliates			0
Income tax benefit	(104,056)	(103,400)	(49,016)
Income tax benefit	3,005	6,103	4,952
Loss from discontinued operations	(101,051)	(97,297)	(44,064)
EnviroFlight Sale | Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Deferred revenue, current	0	0
Deferred revenue, net of current portion	0	0
Revenue	0	0	0
Operating expenses	10,794	470	470
Operating loss	(10,794)	(470)	(470)
Other expense, net	0	0	0
Equity in net loss of affiliates	(4,314)	(2,622)	(1,847)
Income tax benefit	(15,108)	(3,092)	(2,317)
Income tax benefit	0	0	0
Loss from discontinued operations	(15,108)	(3,092)	(2,317)
TS Biotechnology Holdings LLC and Enviro Flight LLC | Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment loss	89,679	60,504	2,950
Related Parties, Aggregated | TS Biotechnology Sale | Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Deferred revenue, current	1,243	443
Deferred revenue, net of current portion	6,836	7,455
Revenue	$ 3,042	$ 4,665	$ 8,185