CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Revenues	$ 1,111,502	$ 1,072,367	$ 2,050,135	$ 1,956,533
Cost of sales	429,586	451,060	846,142	858,856
Gross profit	681,916	621,307	1,203,993	1,097,677
Selling, general and administrative expenses	356,178	302,818	651,826	544,260
Income from operations	325,738	318,489	552,167	553,417
Foreign currency gains (losses), net	(1,323)	551	(3,596)	148
Interest income	1,126	548	1,542	719
Interest expense	(29,161)	(43,063)	(59,724)	(85,700)
Other income, net	45	717	65	424
Income before income taxes	296,425	277,242	490,454	469,008
Income tax expense	67,518	64,830	109,093	107,053
Net income	$ 228,907	$ 212,412	$ 381,361	$ 361,955
Net income per common share:
Basic (in dollars per share)	$ 3.79	$ 3.42	$ 6.31	$ 5.84
Diluted (in dollars per share)	$ 3.77	$ 3.39	$ 6.26	$ 5.78
Weighted average common shares outstanding:
Basic (in shares)	60,320	62,037	60,442	61,937
Diluted (in shares)	60,766	62,603	60,910	62,616