Quarterly Operating Results--(Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Operating Results

Quarterly results for the years ended December 31, 2016 and 2015 were as follows:

	Three Months Ended
	March 31			June 30			September 30			December 31
2016
Revenues	$	33,102		$	20,651		$	20,241		$	29,058
Gross loss		(23,641	)		(20,012	)		(20,865	)		(20,495	)
Net loss		(24,684	)		(20,296	)		(19,950	)		(15,197	)
Loss per share:
Basic	$	(1.07	)	$	(0.88	)	$	(0.81	)	$	(0.57	)
Diluted	$	(1.07	)	$	(0.88	)	$	(0.81	)	$	(0.57	)
2015
Revenues	$	73,747		$	73,752		$	75,807		$	56,768
Gross profit		(25,998	)		(10,302	)		(4,597	)		(15,228	)
Net income		(28,602	)		(17,004	)		(13,898	)		(50,040	)
Earnings per share:
Basic	$	(1.24	)	$	(0.74	)	$	(0.60	)	$	(2.17	)
Diluted	$	(1.24	)	$	(0.74	)	$	(0.60	)	$	(2.17	)