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Equipment, Software, and Leasehold Improvements (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Equipment, Software and Leasehold Improvements [Line Items]    
Equipment, software and leasehold improvements $ 7,003 $ 7,055
Accumulated depreciation 5,407 5,229
Equipment, software and leasehold improvements, net 1,596 1,826
Depreciation 493 545
Computer Equipment [Member]    
Equipment, Software and Leasehold Improvements [Line Items]    
Equipment, software and leasehold improvements 3,211 3,235
Software [Member]    
Equipment, Software and Leasehold Improvements [Line Items]    
Equipment, software and leasehold improvements 1,474 1,429
Leasehold Improvements [Member]    
Equipment, Software and Leasehold Improvements [Line Items]    
Equipment, software and leasehold improvements 542 543
Furniture and Fixtures [Member]    
Equipment, Software and Leasehold Improvements [Line Items]    
Equipment, software and leasehold improvements $ 1,776 $ 1,848