CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Additional Paid-in Capital	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjustment	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Income (Loss)	Accumulated Other Comprehensive Income (Loss) Cumulative Effect, Period of Adoption, Adjusted Balance
Accounting Standards Update [Extensible List]	Accounting Standards Update 2020-06
Beginning balance (in shares) at Dec. 31, 2020				98,204
Beginning balance at Dec. 31, 2020	$ 258,302,000			$ 98,000		$ 2,353,559,000			$ (2,101,211,000)			$ 5,856,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	13,254,000								13,254,000
Other comprehensive income (loss), net of tax	(9,128,000)											(9,128,000)
Issuance of common stock under stock option, award and purchase plans, (in shares)				4,755
Issuance of common stock under stock option, award and purchase plans	10,249,000			$ 5,000		10,244,000
Stock-based compensation	24,119,000					24,119,000
Reclassification from equity to mezzanine equity for 2022 Notes	(883,000)					(883,000)
Ending balance (in shares) at Dec. 31, 2021				102,959	102,959
Ending balance at Dec. 31, 2021	295,913,000	$ (13,910,000)	$ 282,003,000	$ 103,000	$ 103,000	2,387,039,000	$ (32,249,000)	$ 2,354,790,000	(2,087,957,000)	$ 18,339,000	$ (2,069,618,000)	(3,272,000)	$ (3,272,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	28,182,000								28,182,000
Other comprehensive income (loss), net of tax	(6,414,000)											(6,414,000)
Issuance of common stock under stock option, award and purchase plans, (in shares)				3,601
Issuance of common stock under stock option, award and purchase plans	791,000			$ 4,000		787,000
Repurchase of common stock (in shares)				(571)
Repurchase of common stock	(5,134,000)			$ (1,000)					(5,133,000)
Stock-based compensation	25,078,000					25,078,000
Issuance of common stock upon conversion of 2022 Notes (in shares)				3,882
Issuance of common stock upon conversion of 2022 Notes	$ 0			$ 4,000		(4,000)
Ending balance (in shares) at Dec. 31, 2022	109,871			109,871
Ending balance at Dec. 31, 2022	$ 324,506,000			$ 110,000		2,380,651,000			(2,046,569,000)			(9,686,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	83,994,000								83,994,000
Other comprehensive income (loss), net of tax	3,980,000											3,980,000
Issuance of common stock under stock option, award and purchase plans, (in shares)				2,536
Issuance of common stock under stock option, award and purchase plans	(2,935,000)			$ 2,000		(2,937,000)
Repurchase of common stock	0
Stock-based compensation	$ 27,329,000					27,329,000
Ending balance (in shares) at Dec. 31, 2023	112,407			112,407
Ending balance at Dec. 31, 2023	$ 436,874,000			$ 112,000		$ 2,405,043,000			$ (1,962,575,000)			$ (5,706,000)