Net Loss per Share (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Summary of Reconciliation of Denominator Used in Calculation of Basic and Diluted Net Loss Per Share

A reconciliation of the denominator used in the calculation of basic and diluted net loss per share is as follows:

	Three Months Ended March 31,
		2020			2019
Net loss	$	(17,716	)	$	(11,100	)
Weighted-average common shares    outstanding — basic		43,275			40,568
Dilutive effect of share equivalents resulting from stock      options, RSUs, ESPP, Conversion Option and warrants of    the 2022 Notes		—			—
Weighted-average common shares,    outstanding — diluted		43,275			40,568
Net loss per share, basic and diluted	$	(0.41	)	$	(0.27	)

Schedule of Potentially Dilutive Common Stock Equivalents

The following table contains all potentially dilutive common stock equivalents.

	As of March 31,
		2020	2019
	(in thousands)
Options to purchase common shares		1,401	1,734
RSUs		1,697	1,911
Conversion option and warrants of the 2022 Notes		3,093	2,830
ESPP		—	8