Equity (Tables)

9 Months Ended

Sep. 30, 2023

Equity

Schedule of Stockholders' Equity

								Accumulated
				Additional				Other
	Common Stock			Paid-in		Accumulated		Comprehensive
	Shares	Amount		Capital		Deficit		Income		Total
	(in thousands)
Balance at December 31, 2022	51,660	$	517	$	1,078,180	$	(501,801)	$	928	$	577,824
Net income	—		—		—		8,741		—		8,741
Other comprehensive income (loss), net of tax	—		—		—		—		476		476
Share-based compensation expense	—		—		7,027		—		—		7,027
Net issuance under employee stock plans	33		—		(8,509)		—		—		(8,509)
Balance at March 31, 2023	51,693	$	517	$	1,076,698	$	(493,060)	$	1,404	$	585,559
Net income	—		—		—		(85,320)		—		(85,320)
Other comprehensive income (loss), net of tax	—		—		—		—		(39)		(39)
Share-based compensation expense	—		—		7,932		—		—		7,932
Partial extinguishment of 2025 and 2027 Notes	4,460		45		102,095						102,140
Net issuance under employee stock plans	185		2		2,326		—		—		2,328
Balance at June 30, 2023	56,338	$	564	$	1,189,051	$	(578,380)	$	1,365	$	612,600
Net income (loss)	—		—		—		24,574		—		24,574
Other comprehensive income (loss), net of tax	—		—		—		—		133		133
Share-based compensation expense	—		—		7,420		—		—		7,420
Net issuance under employee stock plans	(1)		—		(247)		—		—		(247)
Balance at September 30, 2023	56,337	$	564	$	1,196,224	$	(553,806)	$	1,498	$	644,480

								Accumulated
				Additional				Other
	Common Stock			Paid-in		Accumulated		Comprehensive
	Shares	Amount		Capital		Deficit		Income		Total
	(in thousands)
Balance at December 31, 2021	50,653	$	507	$	1,116,921	$	(681,283)	$	1,483	$	437,628
Cumulative effect of change in accounting principle - adoption of ASU 2020-06	—		—		(56,801)		12,541		—		(44,260)
Net income	—		—		—		13,330		—		13,330
Other comprehensive income (loss), net of tax	—		—		—		—		(822)		(822)
Share-based compensation expense	—		—		4,481		—		—		4,481
Net issuance under employee stock plans	590		6		(6,793)		—		—		(6,787)
Balance at March 31, 2022	51,243	$	513	$	1,057,808	$	(655,412)	$	661	$	403,570
Net income	—		—		—		9,655		—		9,655
Other comprehensive income (loss), net of tax	—		—		—		—		(272)		(272)
Share-based compensation expense	—		—		6,278		—		—		6,278
Net issuance under employee stock plans	182		2		1,504		—		—		1,506
Balance at June 30, 2022	51,425	$	515	$	1,065,590	$	(645,757)	$	389	$	420,737
Net income (loss)	—		—		—		15,041		—		15,041
Other comprehensive income (loss), net of tax	—		—		—		—		(170)		(170)
Share-based compensation expense	—		—		6,210		—		—		6,210
Net issuance under employee stock plans	(5)		—		(703)		—		—		(703)
Balance at September 30, 2022	51,420	$	515	$	1,071,097	$	(630,716)	$	219	$	441,115

Schedule of the changes in the balances of each component of AOCI, net of tax

			Unrealized
			Gains (Losses)
	Foreign		on Available
	Currency		for Sale
	Translation		Securities		Total
	(in thousands)
Balance - December 31, 2022	$	1,773	$	(845)	$	928
Other comprehensive income (loss)		(41)		611		570
Balance - September 30, 2023	$	1,732	$	(234)	$	1,498