Inventories

3 Months Ended

Mar. 31, 2022

Inventory Disclosure [Abstract]

Inventories

. Inventories

Inventories consist of the following (in thousands):

	March 31, 2022		December 31, 2021
Raw materials and purchased parts	$	10,274	$	9,163
Work in progress		5,985		4,157
Finished goods		24,994		21,365
Total inventories	$	41,253	$	34,685