CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Income Statement [Abstract]
Net sales (Note 2, Note 9, and Note 10)	$ 825,347	$ 675,791
Cost of sales	355,347	329,367
Gross profit	470,000	346,424
Selling, general, and administrative expenses	337,193	275,688
Income from operations (Note 9)	132,807	70,736
Interest income	(17,252)	(11,287)
Interest expense	1,031	1,005
Other income, net	(125)	(346)
Total other income, net	(16,346)	(10,628)
Income before income taxes	149,153	81,364
Income tax expense (Note 4)	33,528	17,812
Net income	115,625	63,552
Other comprehensive loss, net of tax
Unrealized gain on cash flow hedges	856	352
Foreign currency translation loss	(4,656)	(8,651)
Total other comprehensive loss, net of tax	(3,800)	(8,299)
Comprehensive income	$ 111,825	$ 55,253
Net income per share
Basic (in dollars per share)	$ 4.54	$ 2.43
Diluted (in dollars per share)	$ 4.52	$ 2.41
Weighted-average common shares outstanding (Note 8)
Basic (in shares)	25,478	26,165
Diluted (in shares)	25,581	26,321