Inventories (Tables)

3 Months Ended

Mar. 31, 2023

Inventory Disclosure [Abstract]

Summary of Inventories

Inventories on the Consolidated Balance Sheets are summarized as follows:

	March 31,		December 31,
(Thousands)	2023		2022
Raw materials and supplies	$	116,404	$	113,694
Work in process	250,920		249,105
Finished goods	67,161		60,281
Inventories, net	$	434,485	$	423,080