Inventories (Tables)

12 Months Ended

Dec. 31, 2022

Inventory Disclosure [Abstract]

Schedule of Inventories

Inventories at December 31 consisted of the following (in thousands):

	2022		2021
Raw material	$	111,187	$	135,558
Work-in-process	17,944		5,858
Finished goods	47,523		39,256
Gross inventory	176,654		180,672
Less reserves	(6,294)		(4,465)
Total inventories	$	170,360	$	176,207

Summary of Activity within the Reserve for Excess, Obsolete, and Slow Moving Inventory

The following table summarizes activity recorded within the reserve for excess, obsolete and slow moving inventory for the years ended December 31 (in thousands):

	2022		2021		2020
Beginning balance	$	4,400	$	4,161	$	3,463
Excess, obsolete and slow moving inventory expense	1,582		215		355
Scrapped inventory and other adjustments	197		24		343
Ending balance	$	6,179	$	4,400	$	4,161