Accounts Receivable - Trade Accounts and Notes Receivable (Details) - USD ($) $ in Thousands	Apr. 30, 2022	Apr. 30, 2021
Receivables [Abstract]
Trade receivables	$ 675,724	$ 488,002
Other receivables	83,668	76,941
Allowance for expected credit losses	(5,087)	(3,254)
Other allowances	(4,259)	(3,028)
Trade accounts and notes receivable	$ 750,046	$ 558,661