Loss Per Share Applicable to Common Stockholders

12 Months Ended

Dec. 31, 2021

Earnings Per Share [Abstract]

Loss Per Share Applicable to Common Stockholders

Loss Per Share Applicable to Common Stockholders

The following table sets forth the computations of loss per share amounts applicable to common stockholders for the periods indicated. 

	Year Ended December 31,
(In thousands, except per share data)	2021		2020
Net loss	$	(27,128)	$	(19,925)
Basic and diluted loss per common share	$	(0.40)	$	(0.33)
Basic and diluted weighted average common shares outstanding (1):	67,185		61,067
Potentially dilutive securities (2):
Stock options	10,536		11,914
Restricted stock units	115		—

(1) Includes approximately 0.2 million nonvested shares of restricted stock for the years ended December 31, 2021 and 2020 which are participating securities that feature voting and dividend rights.

(2) Excluded from the computation of loss per share as their impact is antidilutive.