Inventories (Tables)

9 Months Ended

Sep. 30, 2018

Inventory Disclosure [Abstract]

Schedule of Inventories

The components of inventories, net, consist of the following (in thousands):

	September 30, 2018		December 31, 2017
Finished goods	$	12,952	$	9,535
Work in process	418		766
Component parts	5,425		5,480
Service parts	5,550		5,965
	$	24,345	$	21,746