SELECTED BALANCE SHEET COMPONENTS - PROPERTY PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Property and equipment, net:
Amortization of Intangible Assets	$ 100		$ 200
Total property and equipment, gross	9,613		9,613		$ 7,289
Less: Accumulated depreciation	(5,298)		(5,298)		(4,397)
Total, net	4,315		4,315		2,892
Depreciation	400	$ 200	1,000	$ 400
Equipment and computers
Property and equipment, net:
Total property and equipment, gross	3,280		3,280		3,135
Furniture and fixtures
Property and equipment, net:
Total property and equipment, gross	931		931		777
Computer Equipment
Property and equipment, net:
Total property and equipment, gross	2,631		2,631		667
Building improvements and leasehold improvements
Property and equipment, net:
Total property and equipment, gross	2,380		2,380		1,691
Construction in progress
Property and equipment, net:
Total property and equipment, gross	$ 391		$ 391		$ 1,019