Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Income Statement [Abstract]
Revenue	$ 61,204	$ 3,969
Operating costs and expenses:
Operating expense (exclusive of depreciation and amortization shown separately below)	19,819	2,759
Selling, general and administrative, including stock-based compensation (note 4)	32,533	11,808
Depreciation and amortization expense	16,021	753
Operating costs and expenses	68,373	15,320
Operating income (loss)	(7,169)	(11,351)
Other income (expense):
Interest expense (including amortization of deferred loan fees)	(7,673)	0
Share of earnings (losses) of affiliates, net (note 7)	(2,492)	1,723
Realized and unrealized gains (losses) on financial instruments, net (note 5)	(100,198)	737,552
Other, net	244	209
Other income (expense)	(110,119)	739,484
Earnings (loss) before income taxes	(117,288)	728,133
Income tax (expense) benefit	(74,261)	(277,479)
Net earnings (loss)	(191,549)	450,654
Less net earnings (loss) attributable to the non-controlling interests	(39)	0
Net earnings (loss) attributable to member	$ (191,510)	$ 450,654