Inventories (Tables)

9 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventories consist of the following:

	As of September 30, 2017		As of December 31, 2016
Raw materials	$	39,285	$	36,760
Finished goods	19,759		15,126
Inventories, net	$	59,044	$	51,886
Service and sales demonstration inventory, net	$	35,250	$	29,136