OTHER BALANCE SHEET INFORMATION (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Property, plant and equipment, net:
Office furniture and equipment	$ 351	$ 240
Leasehold improvements	179	172
Total	530	412
Less: Accumulated depreciation and amortization	(180)	(84)
Furniture and equipment, net	350	328
Prepaid expenses and other:
Contract-related	2,826	519
Professional fees and other	517	333
Prepaid Expense and Other Assets Current	3,343	852
Accrued expenses:
Contract-related	2,246	604
Compensation and compensation-related	1,128	868
Professional fees and other	227	423
Accrued Liabilities Current	$ 3,601	$ 1,895