Inventories (Tables)

3 Months Ended

Mar. 31, 2023

Inventory Disclosure [Abstract]

Schedule Of Inventory Costs

Inventory costs are summarized as follows:

	March 31,		December 31,
(in thousands)	2023		2022
Raw materials	$	757,586	$	710,494
Work in process		18,077		15,546
Finished goods		2,474		1,709
	$	778,137	$	727,749