Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2021
Income Statement [Abstract]
Net sales	$ 2,066,200	$ 1,857,186	$ 1,744,014
Cost of sales and distribution	1,708,676	1,630,742	1,421,896
Gross Profit	357,524	226,444	322,118
Selling and marketing expenses	94,602	92,555	89,011
General and administrative expenses	125,045	97,547	112,521
Restructuring charges, net	1,525	183	5,848
Operating Income	136,352	36,159	114,738
Interest expense, net	15,994	10,189	23,128
Pension settlement, net	(7)	68,473	0
Net gain on debt modification	2,089	0	0
Other (income) expense, net	(232)	476	10,917
Income (Loss) Before Income Taxes	122,686	(42,979)	80,693
Income tax expense (benefit)	28,963	(13,257)	19,500
Net Income (Loss)	$ 93,723	$ (29,722)	$ 61,193
Earnings (loss) per share
Basic (usd per share)	$ 5.64	$ (1.79)	$ 3.61
Diluted (usd per share)	$ 5.62	$ (1.79)	$ 3.59