Inventories (Tables)

9 Months Ended

Sep. 30, 2020

Inventory Disclosure [Abstract]

Summary of Inventories

(table only in thousands)	September 30, 2020			December 31, 2019
Raw materials	$	14,544		$	15,218
Work in process		6,688			7,328
Finished goods		437			654
Obsolescence allowance		(3,119	)		(2,622	)
Total inventories	$	18,550		$	20,578