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, 2019	$ 938,593	$ 82	$ 1,899,273	$ (77,938)	$ 1,988,722	$ (2,871,546)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	266,745				266,745
Other comprehensive (loss) income	(21,290)			(21,290)
Issuances under stock plans	18,143		7,117			11,026
Common share repurchases	(174,303)					(174,303)
Stock-based compensation expense	62,540		62,540
Ending 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)