Inventories (Tables)

6 Months Ended

Jun. 30, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories consist of the following (in thousands):

	June 30, 2014		December 31, 2013
	(Unaudited)
Finished goods	$	38,332	$	37,143
Parts and materials	11,180		8,323
Work in progress	1,880		1,355
Total inventories	$	51,392	$	46,821