Segments - Reconciliation of Net Income to Adjusted EBITDA (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2023	Jul. 31, 2022
Segment Reporting [Abstract]
Net income	$ 86,830	$ 89,470
Interest expense	18,914	14,661
Write-off of debt discount and deferred financing fees	1,401	0
Interest income	(474)	(56)
Provision for income taxes	26,734	32,030
Depreciation expense	16,327	14,993
Amortization expense	15,691	17,447
Stock appreciation rights	1,218	2,344
Redeemable noncontrolling interests and deferred compensation	480	495
Equity-based compensation	3,304	3,132
Severance and other permitted costs	406	352
Transaction costs (acquisitions and other)	1,385	386
Gain on disposal of assets	(131)	(284)
Effects of fair value adjustments to inventory	302	44
Debt transaction costs	911	0
Adjusted EBITDA	$ 173,298	$ 175,014