Equity (Tables)

3 Months Ended

Mar. 31, 2022

Equity

Summary of changes in Shareholders' Equity

The changes in shareholders’ equity for the three months ended March 31, 2022 were as follows:

				Additional							Total
	Common Stock			Paid- In		Treasury Stock			Accumulated		Shareholders’
	Shares		Amount	Capital		Shares		Amount	Deficit		Equity
Balance, December 31, 2021	35,806,119	$	36	$	502,095	(2,150,717)	$	(42,861)	$	(256,342)	$	202,928
Exercise of common stock options	190,074		—		3,261	—		—		—		3,261
Issuance for employee stock purchase plan	13,421		—		203	—		—		—		203
Vesting of RSUs and PSUs	563,050		—		—	—		—		—		—
Shares withheld for employee taxes upon vesting of RSUs and PSUs	(191,667)		—		(3,382)	—		—		—		(3,382)
Share repurchases from Accelerated Share Repurchase ("ASR") agreement	—		—		5,000	(307,132)		(5,000)		—		—
Stock-based compensation	—		—		6,135	—		—		—		6,135
Net income	—		—		—	—		—		(13,069)		(13,069)
Balance, March 31, 2022	36,380,997	$	36	$	513,312	(2,457,849)	$	(47,861)	$	(269,411)	$	196,076

The changes in shareholders’ equity for the three months ended March 31, 2021 were as follows:

				Additional							Total
	Common Stock			Paid- In		Treasury Stock			Accumulated		Shareholders’
	Shares		Amount	Capital		Shares		Amount	Deficit		Equity
Balance, December 31, 2020	34,612,054	$	35	$	519,143	—		—	$	(333,147)	$	186,031
Cumulative effect adjustment for adoption of ASU 2020-06	—		—		(44,777)	—		—		5,288		(39,489)
Exercise of common stock options	289,164		—		4,102	—		—		—		4,102
Issuance for employee stock purchase plan	24,630		—		358	—		—		—		358
Vesting of RSUs and PSUs	413,538		—		—	—		—		—		—
Shares withheld for employee taxes upon vesting of RSUs and PSUs	(135,562)		—		(3,508)	—		—		—		(3,508)
Stock-based compensation	—		—		6,879	—		—		—		6,879
Net income	—		—		—	—		—		15,662		15,662
Balance, March 31, 2021	35,203,824	$	35	$	482,197	—	$	—	$	(312,197)	$	170,035