Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2022

Stockholders' Equity

Schedule of Shareholder's equity

						Accumulated
	Common	Common		Additional		Other				Total
	Stock	Stock Par		Paid-In		Comprehensive		Accumulated		Stockholders’
	Shares	Value		Capital		Income		Deficit		Equity
	(In thousands, except share amounts)
Consolidated balance at December 31, 2021	46,730,198	$	47	$	1,561,142	$	1,894	$	(1,143,607)	$	419,476
Shares issued under stock option and employee stock purchase plans	24,150		—		304		—		—		304
Stock-based compensation	—		—		3,153		—		—		3,153
Unrealized loss on marketable securities	—		—		—		(1,782)		—		(1,782)
Net loss	—		—		—		—		(23,050)		(23,050)
Consolidated balance at March 31, 2022	46,754,348	$	47	$	1,564,599	$	112	$	(1,166,657)	$	398,101

						Accumulated
	Common	Common		Additional		Other				Total
	Stock	Stock Par		Paid-In		Comprehensive		Accumulated		Stockholders’
	Shares	Value		Capital		Income		Deficit		Equity
	(In thousands, except share amounts)
Consolidated balance at December 31, 2020	39,603,771	$	40	$	1,279,824	$	2,589	$	(1,073,096)	$	209,357
Shares issued under stock option and employee stock purchase plans	10,867		—		74		—		—		74
Stock-based compensation	—		—		1,275		—		—		1,275
Unrealized loss on marketable securities	—		—		—		(2)		—		(2)
Net loss	—		—		—		—		(16,538)		(16,538)
Consolidated balance at March 31, 2021	39,614,638	$	40	$	1,281,173	$	2,587	$	(1,089,634)	$	194,166