Net Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2015

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Loss Per Share

The computation of the Company’s basic and diluted net loss per share are as follows (in thousands, except share and per share amounts):

	For the Three Months						For the Nine Months
	Ended September 30,						Ended September 30,
	2015			2014			2015			2014
Numerator:
Net loss attributable to common stockholders	$	(2,768	)	$	(15,214	)	$	(13,223	)	$	(44,166	)
Deemed dividend to convertible preferred    stockholders		(24,890	)		—			(24,890	)		—
Net income (loss) available to common    stockholders		(27,658	)		(15,214	)		(38,113	)		(44,166	)
Denominator:
Weighted average shares used to compute    net loss per share available to common    stockholders, basic and diluted		67,732			23,943			39,612			22,282
Basic and diluted	$	(0.41	)	$	(0.64	)	$	(0.96	)	$	(1.98	)

Schedule of Shares Excluded from Computation of Earnings Per Share

The following shares were excluded from the computation of diluted net loss per share as the impact of including those shares would be anti-dilutive:

	For the Three Months				For the Nine Months
	Ended September 30,				Ended September 30,
	2015		2014		2015		2014
Preferred stock		—		54,841		—		54,841
Outstanding stock options		13,754		11,166		12,262		9,620
Unvested restricted stock units		1,315		340		1,070		107
Total		15,069		66,347		13,332		64,568