Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jul. 31, 2022	Jul. 31, 2021
Income Statement [Abstract]
Net sales	$ 1,359,553	$ 1,042,076
Cost of sales (exclusive of depreciation and amortization shown separately below)	924,832	706,243
Gross profit	434,721	335,833
Operating expenses:
Selling, general and administrative	267,689	214,081
Depreciation and amortization	32,440	27,714
Total operating expenses	300,129	241,795
Operating income	134,592	94,038
Other (expense) income:
Interest expense	(14,661)	(13,657)
Other income, net	1,569	792
Total other expense, net	(13,092)	(12,865)
Income before taxes	121,500	81,173
Provision for income taxes	32,030	19,971
Net income	$ 89,470	$ 61,202
Weighted average common shares outstanding:
Basic (in shares)	42,549	43,089
Diluted (in shares)	43,317	43,972
Net income per common share:
Basic (in dollars per share)	$ 2.10	$ 1.42
Diluted (in dollars per share)	$ 2.07	$ 1.39
Comprehensive income
Net income	$ 89,470	$ 61,202
Foreign currency translation adjustments	2,642	(8,233)
Changes in other comprehensive income, net of tax	2,219	1,962
Comprehensive income	$ 94,331	$ 54,931