Segments - Net Sales, Adjusted EBITDA and Segment Results (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2025	Jul. 31, 2024
Reconciliation of net sales
Net sales	$ 1,414,332	$ 1,448,456
Reconciliation of Adjusted EBITDA
Adjusted EBITDA	135,489	145,881
Interest expense	(21,068)	(22,213)
Interest income	84	370
Depreciation	(21,290)	(19,228)
Amortization	(19,629)	(18,804)
Stock appreciation expense	(867)	(243)
Redeemable noncontrolling interests and deferred compensation	(86)	(422)
Equity-based compensation	(3,744)	(3,678)
Severance and other permitted costs	(1,185)	(956)
Transaction costs (acquisitions and other)	(6,150)	(1,280)
Loss on disposal of assets	(4)	(858)
Effects of fair value adjustments to inventory	0	(375)
Change in fair value of contingent consideration	(485)	0
Income before taxes	61,065	78,194
Operating Segments
Reconciliation of net sales
Net sales	1,387,215	1,416,818
Reconciliation of Adjusted EBITDA
Adjusted EBITDA	132,160	141,899
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment
Reconciliation of net sales
Net sales	27,117	31,638
Reconciliation of Adjusted EBITDA
Adjusted EBITDA	$ 3,329	$ 3,982