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, 2019	$ 1,129,968	$ 702	$ 667,658	$ 930,830	$ (377,639)	$ (91,583)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	72,660			72,660
Other comprehensive loss	(862)					(862)
Stock-based compensation	29,602		29,602
Shares issued and forfeited, net, under stock plans	15,678		(14,829)		30,507
Repurchase of common stock	(28,881)				(28,881)
Repurchase of stock-based compensation awards for tax withholdings	(11,568)				(11,568)
Ending 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	127,791			127,791
Other comprehensive loss	(7,102)					(7,102)
Stock-based compensation	27,242		27,242
Shares issued and forfeited, net, under stock plans	12,460		(21,360)		33,820
Repurchase of common stock	(107,378)				(107,378)
Repurchase of stock-based compensation awards for tax withholdings	(14,833)				(14,833)
Ending 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	142,177			142,177
Other comprehensive loss	(18,113)					(18,113)
Stock-based compensation	29,753		29,753
Shares issued and forfeited, net, under stock plans	8,113		(15,608)		23,721
Repurchase of common stock	(206,537)				(206,537)
Repurchase of stock-based compensation awards for tax withholdings	(6,983)				(6,983)
Ending balance at Dec. 31, 2022	$ 1,193,187	$ 702	$ 702,458	$ 1,273,458	$ (665,771)	$ (117,660)