Inventories

6 Months Ended

Jun. 30, 2022

Inventory Disclosure [Abstract]

Inventories

6. Inventories

Inventories consist of the following (in thousands):

	June 30, 2022		December 31, 2021
Raw materials and purchased parts	$	8,637	$	5,490
Work in progress		69		66
Finished goods		29,145		21,493
Total inventories	$	37,851	$	27,049