Net Loss Per Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Summary of Shares Underlying Outstanding Options and Warrants were Excluded from Computation of Basic and Diluted Net Loss Per Share

The following shares were excluded from the computation of basic and diluted net loss per share for the periods presented (in thousands):

	Three Months Ended September 30,		Nine Months Ended September 30, 2021
	2021	2020	2021	2020
Options to purchase common stock	2,138	3,196	2,349	3,546
Restricted stock units	1,318	1,624	1,356	1,552
Common stock warrants	471	479	471	518