Inventories (Tables)

3 Months Ended

Jun. 30, 2023

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories consisted of the following (in thousands):

	June 30, 2023		March 31, 2023
At cost - FIFO basis:
Raw materials	$	163,088	$	142,490
Work-in-process	30,408		26,323
Finished goods	41,472		39,714
Total at cost FIFO basis	234,968		208,527
LIFO cost less than FIFO cost	(30,221)		(29,168)
Net inventories	$	204,747	$	179,359