Inventories (Tables)

6 Months Ended

Jun. 30, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Net of Reserves

Inventories, net of reserves, as of June 30, 2016 and December 31, 2015 consisted of the following:

	June 30, 2016		December 31, 2015
Current:
Raw materials	$	2,736	$	2,735
Finished goods		9,932		10,712
	$	12,668	$	13,447
Long-term:
Raw materials	$	731	$	375
Finished goods		1,347		1,643
	$	2,078	$	2,018

Summary of Losses Incurred on Valuation of Inventory

	Three months ended June 30,				Six months ended June 30,
	2016		2015		2016		2015
Net loss on valuation of inventory and write-off of obsolete inventory	$	11	$	83	$	130	$	130