Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Treasury Stock
Beginning Balance at Dec. 31, 2020	$ 3,355,411	$ 126	$ 2,749,900	$ 5,416,945	$ (1,363,158)	$ (3,448,402)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	839,497			839,497
Other comprehensive income (loss), net of tax	(101,458)				(101,458)
Acquisition of common stock	(1,355,722)					(1,355,722)
Stock-based compensation	80,071		80,071
Issuance of common stock	48,781	1	48,780
Ending Balance at Dec. 31, 2021	2,866,580	127	2,878,751	6,256,442	(1,464,616)	(4,804,124)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	954,327			954,327
Other comprehensive income (loss), net of tax	(45,034)				(45,034)
Acquisition of common stock	(1,405,200)					(1,405,200)
Stock-based compensation	121,416		121,416
Issuance of common stock	49,404	1	49,403
Ending Balance at Dec. 31, 2022	2,541,493	128	3,049,570	7,210,769	(1,509,650)	(6,209,324)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	214,835
Ending Balance at Mar. 31, 2023	2,881,860
Beginning Balance at Dec. 31, 2022	2,541,493	128	3,049,570	7,210,769	(1,509,650)	(6,209,324)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	454,537
Ending Balance at Jun. 30, 2023	3,263,436
Beginning Balance at Dec. 31, 2022	2,541,493	128	3,049,570	7,210,769	(1,509,650)	(6,209,324)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	726,033
Ending Balance at Sep. 30, 2023	3,059,451
Beginning Balance at Dec. 31, 2022	2,541,493	128	3,049,570	7,210,769	(1,509,650)	(6,209,324)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	981,890			981,890
Other comprehensive income (loss), net of tax	220,551				220,551
Acquisition of common stock	(691,403)		(13,212)			(678,191)
Stock-based compensation	116,086		116,086
Issuance of common stock	113,742	1	113,741
Ending Balance at Dec. 31, 2023	3,282,359	$ 129	$ 3,266,185	$ 8,192,659	$ (1,289,099)	$ (6,887,515)
Beginning Balance at Mar. 31, 2023	2,881,860
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	239,702
Ending Balance at Jun. 30, 2023	3,263,436
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	271,496
Ending Balance at Sep. 30, 2023	$ 3,059,451