Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Income Statement [Abstract]
Net sales	$ 5,501,907	$ 5,329,252	$ 4,634,875
Cost of sales (exclusive of depreciation and amortization shown separately below)	3,726,806	3,603,307	3,146,600
Gross profit	1,775,101	1,725,945	1,488,275
Operating expenses:
Selling, general and administrative	1,198,899	1,093,827	950,125
Depreciation and amortization	133,362	126,907	119,232
Total operating expenses	1,332,261	1,220,734	1,069,357
Operating income	442,840	505,211	418,918
Other (expense) income:
Interest expense	(75,461)	(65,843)	(58,097)
Write-off of debt discount and deferred financing fees	(2,075)	0	0
Other income, net	8,862	8,135	3,998
Total other expense, net	(68,674)	(57,708)	(54,099)
Income before taxes	374,166	447,503	364,819
Provision for income taxes	98,087	114,512	91,377
Net income	$ 276,079	$ 332,991	$ 273,442
Weighted average common shares outstanding:
Basic (in shares)	40,229	41,904	43,075
Diluted (in shares)	40,906	42,592	43,898
Net income per common share:
Basic (in dollars per share)	$ 6.86	$ 7.95	$ 6.35
Diluted (in dollars per share)	$ 6.75	$ 7.82	$ 6.23
Comprehensive income
Net income	$ 276,079	$ 332,991	$ 273,442
Foreign currency translation loss	(4,871)	(30,088)	(25,805)
Changes in other comprehensive income, net of tax	8,481	1,002	15,003
Comprehensive income	$ 279,689	$ 303,905	$ 262,640