Net Loss per Share (Tables)

3 Months Ended

Mar. 31, 2017

Net Loss Per Share [Abstract]

Schedule of Basic and Diluted Net Loss per Share (in thousands, except per share data)

The following table sets forth the computation of basic and diluted net loss per share for the three months ended March 31, 2017 and 2016 (in thousands, except per share data):

	Three Months Ended
	March 31,
	2017		2016
Numerator:
Net loss	$	(12,833)	$	(19,447)
Denominator:
Weighted–average shares outstanding		90,441		82,987
Less: weighted average shares subject to repurchase		(2)		(10)
Weighted–average shares used to compute basic and diluted net loss per share		90,439		82,977
Basic and diluted net loss per share	$	(0.14)	$	(0.23)

Schedule of Antidilutive Securities Excluded from Net Loss per Share Computation

	March 31,	March 31,
	2017	2016
Options to purchase common stock and unvested restricted stock units	20,335,574	20,626,438