Inventories (Tables)

12 Months Ended

Apr. 30, 2023

Inventory Disclosure [Abstract]

Components Of Inventories

The components of inventories were:

	APRIL 30,
(in thousands)	2023		2022
Raw materials	$	80,953	$	90,451
Work-in-process	49,064		59,180
Finished goods	60,682		78,628
Total inventories	$	190,699	$	228,259