CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net sales (Note 2, Note 10, and Note 11)	$ 1,827,165	$ 1,560,307	$ 3,963,832	$ 3,328,005
Cost of sales	724,542	643,738	1,657,937	1,481,993
Gross profit	1,102,623	916,569	2,305,895	1,846,012
Selling, general, and administrative expenses	535,349	428,670	1,300,728	1,062,760
Income from operations (Note 10)	567,274	487,899	1,005,167	783,252
Interest income	(15,978)	(11,895)	(48,027)	(33,271)
Interest expense	610	911	2,792	2,927
Other income, net	(1,300)	(170)	(1,605)	(1,138)
Total other income, net	(16,668)	(11,154)	(46,840)	(31,482)
Income before income taxes	583,942	499,053	1,052,007	814,734
Income tax expense (Note 4)	127,208	109,134	237,327	182,716
Net income	456,734	389,919	814,680	632,018
Other comprehensive (loss) income, net of tax
Unrealized gain (loss) on cash flow hedges	6,021	(3,645)	2,555	110
Foreign currency translation (loss) gain	(17,707)	10,722	(7,266)	(3,449)
Total other comprehensive (loss) income, net of tax	(11,686)	7,077	(4,711)	(3,339)
Comprehensive income	$ 445,048	$ 396,996	$ 809,969	$ 628,679
Net income per share
Basic (in dollars per share)	$ 3.01	$ 2.53	$ 5.35	$ 4.06
Diluted (in dollars per share)	$ 3.00	$ 2.52	$ 5.33	$ 4.03
Weighted-average common shares outstanding (Note 9)
Basic (in shares)	151,820	153,985	152,307	155,716
Diluted (in shares)	152,386	154,865	152,924	156,670