CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Loss
Beginning balance at Dec. 31, 2020	$ 1,206,597	$ 702	$ 682,431	$ 1,003,490	$ (387,581)	$ (92,445)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	18,320			18,320
Other comprehensive loss	(5,873)					(5,873)
Stock-based compensation	20,790		20,790
Shares issued and forfeited, net, under stock plans	9,964		(20,177)		30,141
Repurchase of shares of common stock	(39,411)				(39,411)
Repurchase of stock-based compensation awards for tax withholdings	(14,833)				(14,833)
Ending balance at Sep. 30, 2021	1,195,554	702	683,044	1,021,810	(411,684)	(98,318)
Beginning balance at Jun. 30, 2021	1,178,560	702	676,399	1,008,046	(412,492)	(94,095)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	13,764			13,764
Other comprehensive loss	(4,223)					(4,223)
Stock-based compensation	6,367		6,367
Shares issued and forfeited, net, under stock plans	1,123		278		845
Repurchase of stock-based compensation awards for tax withholdings	(37)				(37)
Ending balance at Sep. 30, 2021	1,195,554	702	683,044	1,021,810	(411,684)	(98,318)
Beginning balance at Dec. 31, 2021	1,244,777	702	688,313	1,131,281	(475,972)	(99,547)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	51,949			51,949
Other comprehensive loss	(28,179)					(28,179)
Stock-based compensation	21,884		21,884
Shares issued and forfeited, net, under stock plans	4,539		(12,434)		16,973
Repurchase of shares of common stock	(90,934)				(90,934)
Repurchase of stock-based compensation awards for tax withholdings	(5,820)				(5,820)
Ending balance at Sep. 30, 2022	1,198,216	702	697,763	1,183,230	(555,753)	(127,726)
Beginning balance at Jun. 30, 2022	1,208,364	702	690,574	1,160,113	(528,758)	(114,267)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	23,117			23,117
Other comprehensive loss	(13,459)					(13,459)
Stock-based compensation	7,126		7,126
Shares issued and forfeited, net, under stock plans	1,313		63		1,250
Repurchase of shares of common stock	(28,227)				(28,227)
Repurchase of stock-based compensation awards for tax withholdings	(18)				(18)
Ending balance at Sep. 30, 2022	$ 1,198,216	$ 702	$ 697,763	$ 1,183,230	$ (555,753)	$ (127,726)