Inventories

6 Months Ended

Jun. 30, 2016

Inventory Disclosure [Abstract]

Inventories

Inventories consist of the following (in thousands):

	June 30, 2016		December 31, 2015
Finished goods	$	25,097	$	25,778
Parts and materials	13,055		12,637
Work in progress	1,666		2,491
Total inventories	$	39,818	$	40,906

We include freight costs incurred for shipping inventory to customers in the Cost of product sales line of the Consolidated Statements of Operations.