Net Loss per Share (Tables)

6 Months Ended

Jun. 30, 2017

Schedule of Basic and Diluted Net Loss per Share

Basic and diluted net loss per share was calculated as follows for the three and six months ended June 30, 2017 and 2016:

	For the three months ended June 30,						For the six months ended June 30,
(In thousands)	2017			2016			2017			2016
Numerator:
Net loss	$	(28,880	)	$	(14,185	)	$	(52,764	)	$	(31,000	)
Net loss:	$	(28,880	)	$	(14,185	)	$	(52,764	)	$	(31,000	)
Denominator:
Weighted average common shares outstanding, basic and diluted		31,826			22,666			31,765			22,115
Net loss per share, basic and diluted	$	(0.91	)	$	(0.63	)	$	(1.66	)	$	(1.40	)

Schedule of Common Stock Equivalents Excluded from Calculation of Diluted Net Loss Per Share, as Including them Would have Anti-dilutive Effect

The following common stock equivalents were excluded from the calculation of diluted net loss per share for the periods indicated as including them would have an anti-dilutive effect:

	For the three months ended June 30,				For the six months ended June 30,
	2017		2016		2017		2016
Shares issuable upon conversion of the 2024 convertible notes		4,926,458		—		2,463,229		—
Stock options		3,479,243		2,208,247		3,413,197		2,249,559
Restricted stock units		189,300		189,130		189,300		186,078
Total		8,595,001		2,397,377		6,065,726		2,435,637