9. Inventories (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Inventory Disclosure [Abstract]
Raw materials	$ 2,047	$ 499
Work-in-process	1,425	0
Finished goods	9,011	12,200
Inventory gross	12,483	12,699
Reserve for obsolescence	(2,448)	(2,220)
Inventory, net	$ 10,035	$ 10,479