Net Loss per Share (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

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

	March 31, 2020	March 31, 2019
	(In thousands)
Stock options	9,072	7,969
Restricted stock units	735	1,729
ESPP	45	132
Warrants to purchase common stock	80	90
	9,932	9,920