Discontinued Operations - Summary of Significant Non-Cash Items, Investments and Purchases of Property, Plant and Equipment on Cash Flows (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Oct. 31, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation and amortization		$ 24,896	$ 33,112	$ 31,145
Impairment loss		120,489	60,504	16,773
Unrealized and realized depreciation on equity securities and preferred stock, net	$ (7,348)	(7,833)	30,200	(2,586)
Equity in net loss of EnviroFlight		6,730	11,608	14,283
Stock-based compensation expense		18,950	36,296	41,576
Deferred income taxes		(3,674)	(21,278)	(2,528)
Investments in EnviroFlight		(3,713)	(16,582)	(11,189)
Purchases of property, plant and equipment		(37,883)	(41,587)	(46,666)
Discontinued Operations, Held-for-sale
Adjustments to reconcile net loss to net cash used in operating activities
Impairment loss		89,679	60,504	2,950
TS Biotechnology Holdings LLC and Enviro Flight LLC | Discontinued Operations, Held-for-sale
Adjustments to reconcile net loss to net cash used in operating activities
Depreciation and amortization		5,107	9,007	9,536
Impairment loss		89,679	60,504	2,950
Unrealized and realized depreciation on equity securities and preferred stock, net		458	1,927	7,544
Stock-based compensation expense		2,507	3,872	4,683
Deferred income taxes		(2,710)	(5,703)	(4,575)
Purchases of property, plant and equipment		(23,326)	(21,191)	(13,455)
EnviroFlight Sale | Discontinued Operations, Held-for-sale
Adjustments to reconcile net loss to net cash used in operating activities
Equity in net loss of EnviroFlight		4,314	2,622	1,847
Investments in EnviroFlight		$ (2,000)	$ (12,250)	$ (4,750)