Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss, Net	Accumulated Earnings	Treasury Stock
Beginning Balance at Dec. 31, 2020	$ 1,090,428	$ 82	$ 1,968,930	$ (99,228)	$ 2,255,467	$ (3,034,823)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	793,560				793,560
Other comprehensive (loss) income	17,797			17,797
Issuances under stock plans	18,250		7,396			10,854
Common share repurchases	(1,647,547)					(1,647,547)
Stock-based compensation expense	98,570		98,570
Ending Balance at Dec. 31, 2021	371,058	82	2,074,896	(81,431)	3,049,027	(4,671,516)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	807,799				807,799
Other comprehensive (loss) income	(20,179)			(20,179)
Issuances under stock plans	22,296		14,142			8,154
Common share repurchases	(1,043,742)					(1,043,742)
Stock-based compensation expense	90,566		90,566
Ending Balance at Dec. 31, 2022	227,798	82	2,179,604	(101,610)	3,856,826	(5,707,104)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	882,466				882,466
Other comprehensive (loss) income	25,279			25,279
Issuances under stock plans	25,212		10,844			14,368
Common share repurchases	(609,962)					(609,962)
Stock-based compensation expense	129,841		129,841
Ending Balance at Dec. 31, 2023	$ 680,634	$ 82	$ 2,320,289	$ (76,331)	$ 4,739,292	$ (6,302,698)