Net Loss Per Share (Tables)

6 Months Ended

Jun. 30, 2021

Earnings Per Share [Abstract]

Reconciliation of Shares Used in Calculating Basic and Diluted Earnings Per Share

A reconciliation of shares used in calculating basic and diluted net loss per share follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2021		2020		2021		2020
Net loss (in thousands)	$	(21,119)	$	(18,627)	$	(42,314)	$	(55,628)
Weighted average number of shares outstanding, basic and diluted	69,057,129		65,650,782		68,482,653		65,023,302
Net loss per share, basic and diluted	$	(0.31)	$	(0.28)	$	(0.62)	$	(0.86)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The anti-dilutive securities excluded from the shares used to calculate diluted net loss per share are as follows:

	As of June 30,
	2021	2020
Shares subject to outstanding common stock options and employee stock purchase plan	4,252,817	5,481,824
Restricted stock units	3,023,476	3,349,966
	7,276,293	8,831,790