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Property and Equipment, Net - Schedule of Property and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 1,420 $ 1,819
Less: Accumulated depreciation and amortization (1,062) (1,315)
Property and equipment, net 358 504
Furniture, fixtures and office equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 314 318
Hardware and computer equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 157 519
Software [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 547 580
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 402 $ 402