Inventories (Tables)

9 Months Ended

Sep. 30, 2015

Inventory Disclosure [Abstract]

Schedule of Inventory, Current

Inventories consist of the following (in thousands):

	September 30, 2015		December 31, 2014
Purchased materials	$	154	$	402
Finished goods	2,519		2,841
	$	2,673	$	3,243