Inventories (Tables)

3 Months Ended

Mar. 31, 2017

Inventory Disclosure [Abstract]

Summary of Inventories

(Table only in thousands)	March 31, 2017			December 31, 2016
Raw materials	$	17,866		$	17,889
Work in process		4,142			3,986
Finished goods		1,554			1,508
Obsolescence allowance		(2,064	)		(1,896	)
	$	21,498		$	21,487