Net Loss Per Share (Tables)

12 Months Ended

Dec. 31, 2017

Earnings Per Share [Abstract]

Computation of Denominators Used in Net Loss per Share

The denominators used in the net loss per share computations are as follows:

	Year Ended December 31,
	2017		2016		2015
Basic:
Weighted average shares outstanding		31,202,842		27,279,008		24,620,372
Diluted:
Weighted average shares outstanding - Basic		31,202,842		27,279,008		24,620,372
Common stock options *		—		—		—
Denominator for diluted net loss per share		31,202,842		27,279,008		24,620,372

* No amounts were considered as their effects would be anti-dilutive.

Computation of Basic and Diluted Net Loss per Share

Basic and diluted net loss per share are computed as follows:

	Year Ended December 31,
	2017			2016			2015
Net loss	$	(58,125	)	$	(57,280	)	$	(24,690	)
Weighted-average common shares outstanding:
Basic and Diluted		31,202,842			27,279,008			24,620,372
Net loss per share:
Basic and Diluted	$	(1.86	)	$	(2.10	)	$	(1.00	)