Selected Balance Sheet Information (Details 1) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 1,091	$ 599
Less accumulated depreciation and amortization	(186)	(105)
Total	905	494
Computer and office equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	641	346
Software [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	11	11
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 439	$ 242