Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Income Statement [Abstract]
Total revenue	$ 15,940,899	$ 14,862,913	$ 15,094,475
Cost of goods sold (excluding depreciation and amortization, shown separately below)	12,188,496	11,515,002	12,022,069
Operating expenses	2,552,356	2,288,513	2,119,942
Depreciation and amortization	403,647	349,797	313,131
Interest, net	83,951	53,441	51,815
Income before income taxes	712,449	656,160	587,518
Federal and state income taxes	165,929	154,188	140,827
Net income	$ 546,520	$ 501,972	$ 446,691
Net income per common share
Basic (in Dollars per share)	$ 14.72	$ 13.51	$ 11.99
Diluted (in Dollars per share)	$ 14.64	$ 13.43	$ 11.91